丹江口水库赤眼鳟(Squaliobarbus curriculus)遗传多样性的RAPD和ISSR分析
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2008级应生A班动物学野外实习第一小组动物名录〔2008年6月28日——7月10日〕小组组员:总计:古生物〔无脊椎动物〕化石25种昆虫纲14目49种鱼纲9目56种两栖纲3目25种爬行纲5目38种鸟纲10目23种哺乳纲5目17种观察以及采集到动物名录古生物化石名录〔澄江帽天山〕云南虫 Yunnanozoon中华微网虫Microdictyon优美灰姑娘虫Cindarella eucalla延长抚仙湖虫Fuxiabhuia protensa大云南虾Yunnanoca圆筒帽天山虫Maotianshania ylindrica链状新网虫Cardiodictyon atenulum约克那斯藻 Yueknessia sp.云南中华细丝藻 Sinocylindra yunnanensis侯氏宏螺旋藻 Luegaspirelle houi楔形古虫 Vetuvicola cuneatus谜虫 Saperion古虫 Vetulicola海怪虫 Xandarella异行网面虫 Retifacies ubnormalis宽跨马虫 Kuamaia巨虾 Amplectobelua sp.东方日射水母贝 Heviomedusa orienta奇虾 Anomalocaris小舌形贝 Lingnrella耳形牛刺虫 Zsoxys auritus云南云南虫 Yunnanocephalus yunnanensis帽天无饰虫 Acosmia maotiannia塔卡瓦海绵 Takakkawia sp.昆虫纲(Insecta)双翅目Diptera虻科Tabanidae纹花虻Tabanus cerealis毛蚊科Bibionidae日本毛蚊Penthethria Japinica脉翅目Neuroptera蛇蛉科Raphidiidae蛇蛉Raphidia notuta Fabor半翅目Hemiptera蝎蝽科Nepidae红娘华〔蝎蝽〕Nepa chinensis Hoff水黾科〔黾蝽科〕Gerridae黾蝽盲蝽科Miridae稻绿蝽Nezara vioidulaz缘蝽科Coreidae曲胫缘蝽Mictis tenetrosa月肩奇缘蝽Derepferyx lunata负子蝽科〔田鳖科〕Belostomatidae日本负子蝽Diplonychus japonicus 蝽科Pentatomidae斑须蝽Dolycoris baccarum扁蝽科Aradidae暗扁蝽Aradus lugubris Fallen革翅目Dermaptera蠼螋科Labiduridae蠼螋Nala figioii Burr螳螂目Mantodea螳科Matidae短胸大刀螳Tendera brevicollis鞘翅目Coleoptera瓢虫科Coccinellidae七星瓢虫Coccinella septempunctata Linnaeus奇变瓢虫Aiolocaria mirabilis天牛科Cerambycidae弧斑天牛Erythrus fortunei花金龟科Cetoniidae赭翅臀花金龟Campsiura mirabilis芜菁科Meloidae暗头豆芜菁Epicauta sp.绿芜菁Lytta caragance鳞翅目 Lepidoptera粉蝶科〔pieridae〕锯纹绢粉蝶Aporia goutellei橙色豆粉蝶〔中国亚种〕Colias fieldi Menetries红翅绢粉蝶Appias Z. Sulana绢蝶科阿波罗绢蝶Parnassius apollinaris ( Staudinger ,1892 )褐凤蝶Bhutanitis thaidina粗脉棕斑蝶Salatura genutia斑蝶科Danaidae鞘翅目Coleoptera鳃金龟科Polyphylla laticollis Lewis大云鳃金龟Polyphylla laticollis Lewis花金龟科Cetoniidae黄粉鹿花金龟Dicranocephalus wallichi宽带鹿花金龟Dicranocephalus adam丽金龟科Rutelidae墨绿彩丽金龟Mimela holosericea Fabricius天牛科Cerambycidae红腹柄天牛(Aphrodisium faldermannii rufiventris Gressitt肖丽星天牛学名:Anoplophora Parelegans锹甲科Prosopocoilus speciosus Boileau前锹甲Prosopocoilas gracilis黄褐锹甲Prosopocoilus blanchardi Parry库光胫锹甲Odontolabis cuvera Hope西光胫锹甲Odontolabis siva Hope巨锯锹甲Dorcus titanus红翅新锹甲Neolucanus robustus赤褐新锹甲Prosopocoilus blanchardi塔前锹甲Prosopocoilus tarsalis Ritsema双齿陶锹甲Dorcus hopei小黑新锹甲Neolucanus angulatus凤蝶科 Papilionidae凤蝶属 Papilio Linnaeus碧凤蝶Papilio bianor cramer蛱蝶科 Nymphalidae窄斑凤尾蛱蝶Polyura athamas(Drury)荨麻蛱蝶Aglais urticae 〔Linnaeus〕大卫绢蛱蝶Nymphalidae Calinaga Buddha老豹蛱蝶Argyronome laodice小红蛱蝶Vanessa cardui粉蝶科 Pieridae菜粉蝶Pieris rapae 〔Linnaeus〕大展粉蝶Pieris extensa Poujade黑纹粉蝶Pieris melete Ménétriès大蚕蛾科 Saturniidae樗蚕蛾Philosamia cynthia Walker et Felder灰蝶科 Lycaenidae华灰蝶 Wagimo sulgeri (oberthur)陕灰蝶属 Shaanxiana Koiwaya sp.斑蛾科Zygaenidae马尾松斑蛾Campylotes desgodinsi Oberthur 舟蛾科Notodontidae栎纷舟蛾Fentonia ocypete(Bremer)同翅目Homoptera大叶蝉科Cicadellidae绿叶蝉(Chlorita sp)膜翅目 Hymenoptera熊蜂科 Bombidae炎熊蜂Bombus ardens蜜蜂科 Apidae蜻蜓目Odonata差翅亚目Anisoptera蜻总科 Libelluloidea蜻科Libellulidea红蜻属Crocothemis红蜻Crocothemis servilia Drury狭翅蜻属 Potamarcha暗色狭翅蜻Potamarcha Obscura Rambur 灰蜻属 Orthtrum褐肩灰蜻Othetrum internum束翅亚目Zygoptera偬总科Coenagrioidea扇偬科 Platycnemididea丽扇偬属 Calicnemis.鱼纲Cypriniformes鲤形目〔Cypriniformes〕双孔鱼科(Gyrinocheilidae)双孔鱼Gyrinocheilus aymonieri鲌亚科Cultrinal餐条Hemiculter leucisculus鳅科Cobitidae泥鳅Misgurnus anguinicaudatus鮈亚科Gobioninae鮈Saurogobio dabryi长鳍吻鮈Rhinogobio ventralis Sauvage et Dabry蛇鮈Saurogobio dabryi鲤科Cyprinidae,鲤鱼Cyprinus carpio鲫鱼Carassiua auratus无眼金线鲃Sinocyclocheilus anophthalmus少鳞舟齿鱼卵形白甲鱼中国结鱼〔Tor (Tor) tor sinensis〕叶结鱼〔Tor(Parator) zonatus〕鲮〔Cirrhinus molitorella〕戴氏孟加拉鲮宜良墨头鱼滇池金线鲃长鳍吻鮈Rhinogobio ventralis Savage et Dabry马口鱼〔Opsariichthys bidens〕赤眼鳟〔Squaliobarbus curriculus〕大眼红鲌Ervthroculter hypselonotus鱇鱼良白鱼〔Anabarilius grahami〕宽鳍鲻Zacco platpus (Schlegel)高体鳑鮍Rhodeus ocellatus (Kner)抚仙金线鲃Sinocyclocheilus grahami tingi大头鲤Cyprinus (C.) pellegrini大理裂腹鱼Schizothorax taliensis独龙裂腹鱼Schizothorax(Schizothorax)dulongensis Huang合鳃目Synbranchiformes合鳃科Synbranchidae黄鳝Monopterus albus鲈形目Perciformes;perciform fishes弹涂鱼科(Periophthalmidae)弹涂鱼Periopthalmus cantonensis鳢科斑鳢〔Channa maculata〕线鳢(Channa striata)乌鳢〔乌鱼〕OphicephalusargusCantor刺鳅科Mastacembelus aculeatus (Basilewsky)大刺鳅〔Mastacembelus armatus〕斗鱼科(Belontiidae)叉尾斗鱼Macropodus opercuiaris(Linnaeus)攀鲈科(Anabantidae)攀鲈Anabas testudineus鲇形目〔Siluriformes〕胡子鲇科胡子鲇鲿科Bagridae斑鳠Mystus guttatus中臀拟鲿〔Pseudobagrus medianalis〕锡伯鲇科中华鲱鲇粒鲇科短须粒鲇〔Akysis brachybarbatus〕鲀头鮠科大臀鮠鮡科Sisoridae大斑纹胸鮡Glyptothorax macromaculatus Li三线纹胸鮡Glyptothorax trilineatus Blyth间褶鮡Pseudecheneis intermedius Ch u合鳃鱼目(Synbranchiformes)合鳃鱼科Synbranchidae鳝鱼〔Monopterus albus〕鳉形目Cyprinodontiformes鳉科Poeciliidae中华青鳉Oryzias latipes鲀形目Tetraodontiformes四齿鲀科Tetraodontidae光尾鲀(Tetraodon leiurus)鲀科Tetraodontidae尾鲀Pleuranacanthus sceleratus颌针鱼目Beloniformes颌针鱼科Belonidae圆颌针鱼Tylosurus melanotus (Bleeker)鲟形目Acipenseriformes鲟科Acipenser sinensis Gray中华鲟Acipenser sinensis Gray未知目,科的鱼星云白鱼Anabanrilius andersoni斑白鱼Anabanrilius maculates长嘴鲻(Raiama guttatus)中华青鳉Oryzias latipes sinensis两栖纲蝾螈目Caudata蝾螈科Salamandridae红瘰疣螈Tylototriton verrucosus蓝尾蝾螈Cynops cyanurus蚓嫄目Caeciliformes鱼嫄科Ichthyophidae版纳鱼嫄Ichthyophis bannanicus爬行纲古爬行纲〔昆明动物博物馆〕恐龙禄丰龙〔原蜥脚类〕lufengosaurus huenei young马门溪龙Mamenchisaurus双脊龙Dilophosaurus翼龙Pterodaustro guinzaui剑龙Stegosaurus鸭嘴龙microhadrosaurus nanshiungensis Dong胡氏贵州龙Keichousaurus Hui鸟脚龙siamotyrannus蜥脚龙Sauroctonus其他类创孔海百合Traumadocraus sp.震旦角石Sinoceras三叶虫Trilobita潘氏北票鲟Peiapiaosteus pani今爬行纲龟鳖目Testudinata鳖科Trionychidae斑鳖Rafetus swinhoei〔观察〕平胸龟科Platysternidae平胸龟Platysternon megalephalum〔观察〕陆龟科Testudinidae凹甲陆龟Manouria impressa〔观察〕缅甸陆龟Indotestudo elongate〔观察〕蜥蜴目lacertiformes壁虎科Gekkonidae多疣壁虎Gekko gecko大壁虎Gekko gecko〔观察〕云南半叶趾虎Hemiphyllodactylus yunnanensis〔观察〕蛇蜥科Anguidae脆蛇蜥Ophisaurus harti〔观察〕鬣蜥科Agamidae丽棘蜥Acanthosaura lepidogaster〔观察〕棕背树蜥Calotes emma〔观察〕斑飞蜥Draco maculates〔观察〕蛇目Serpentiformes游蛇科Colubridae三索锦蛇Elaphe radiate〔观察〕王锦蛇E. carinata〔观察〕灰鼠蛇Ptyas korros〔观察〕颈槽蛇Rhabdophis nuchalis〔观察〕眼镜蛇科Elapidae金环蛇Bungarus fasciatus〔观察〕银环蛇Bungarus multicinctus〔观察〕眼镜王蛇Ophiophagus Hannah〔观察〕蝰科 Viperidae山烙铁头Ovophis monticola〔观察〕菜花烙铁头Trimeresurus jerdonii〔观察〕竹叶青蛇Trimeresurus albolabris〔观察〕竹叶青蛇Trimeresurus stejnegeri Schmidt〔观察有鳞目Squamata鳞蛇科Xenopeltidae闪鳞蛇Xenopeltis unicolo〔观察〕鳄形目Crocodylia鳄科Crocodylidae湾鳄Crocodylus porosus〔观察〕鸟纲雀形目Passeriformes鹎科Pycnonothdae鹎属Pycnonotus aurigaster黄臀鹎Pycnonotus xanthorrhous短脚鹎属黑短脚鹎Hypsipetes鸦科Corvidae松鸦属松鸦Garralus glandarius燕雀科Fringillidae金翅属Carduelis ambigua黑头金翅雀Black-headed Greenfinch麻雀科Passeridae织布鸟属黄胸织布鸟Baya Weaver椋鸟科Sturnidae椋鸟属Sturnus丝光椋鸟Sturnus sericeus八哥Acridotheres cristatellus画眉科Category噪鹛属Garrulax;laughingthrushes黑脸噪鹛Masked Laughingthrush黑喉噪鹛Garrulax chinensis相思鸟属Leiothrix;leiothrixes红嘴相思鸟Leiothrix lutea鹎科Pycnonotidae红耳鹎〔Pycnonotus jocusus〕凤头雀嘴鹎Crested Finchbill Spizixos canifrons 形目Piciformes拟啄木鸟科Megalaimidae拟啄木属Megalaima franklinii金喉拟啄木鸟Megalaima franklinii蓝喉拟啄木鸟Megalaima asiatica 鹦形目Psittaciformes鹦鹉科Psittacidae鹦鹉属Psittacula finschii灰头鹦鹉Psittacula himalayana雁形目Anseriformes鸭科Anatidae花脸鸭Common shovelle佛法僧目Coraciiformes佛法僧科燕尾佛法僧Coracias caudate燕雀目Passeriformes绣眼科绣眼Zosterops albogualris隼形目Falconiformes鹰科Accipitridae鵟亚科Buteoninae栗翅鹰Parabuteo unicinctus鸡形目Galliformes雉科Pheasianidae蓝孔雀Pavo cvistatus平胸总目Ratitae鸵形目Struthionformes鸵鸟科Struthionidae鸵鸟Struthio camelus鹤鸵目Casuariiformes鸸鹋科Dromaiidae鸸鹋Dromaus novachollandeae哺乳纲啮齿目Rodentia鼠科Muridae褐家鼠Rattus norvegicus长鼻目Proboscidea象科Elephantidae亚洲象Elephas maximus食肉目Carnivora猫科Felidae白虎Panthera tigris tigris孟加拉虎Panthera tigris tigris东北虎Panthera tigris tataica狮Panthera leo熊科Ursidae马来熊Helarctos malayanus棕熊Ursus arctos偶蹄目Artiodactyla鹿科Cervidae水鹿Cervas unicolor麋鹿Elaphurus davidianus梅花鹿Cervus nippon牛科Bovidae角马Connochaotes taurinus牦牛Bos mutus野牛Bos gaurus驼科Camelidae羊驼Lama pacos双峰驼Camelus bactrianus奇蹄目Perissodactyla马科〔Equidae〕野驴Equus hemionus总计:古生物〔无脊椎动物〕化石25种昆虫纲14目49种鱼纲9目56种两栖纲3目25种爬行纲5目38种鸟纲10目23种哺乳纲5目17种2010年7月9日。
潭江鱼类群落组成及资源评价隋晓云;陈咏霞;卫玉龙【摘要】2010年11月、2011年3月和2011年7月3个水情期对潭江流域的鱼类物种多样性和渔获物开展了野外调查,共采集到鱼类80种,隶属于10目26科64属,可划分为淡水种、河口性和洄游性.其中,鲤形目(Cypriniformes)和鲈形目(Perciformes)鱼类各占潭江鱼类总数的51.25%和30.00%.潭江鱼类上层、中上层、中下层和底层的优势类群分别是鲦(Hemiculter leucisculus)、鲮(Cirrhina molitorella)、点线银鮈(Squalidus wolterstorffi)、广东鲂(Megalobramhoffmanni)、鲫(Carassius auratus)、鲤(Cyprinus carpio);河口处潮汐时(冬季)优势种为七丝鲚(Coilia grayi)、岐尾斗鱼(Macropodus opercularis)、月鳢(Channa asiatica)、梭鱼(Liza haematocheila)、舌鰕虎鱼(Glossogobius giuris).G-F多样性指数分析显示,恩平、赤坎镇和荻龙桥的DF指数、DG指数和G-F指数均较高,表明恩平、赤坎和荻龙桥在鱼类科、属水平上拥有相对较高的鱼类多样性.圣堂、君堂、牛湾和新会的DG指数、DF指数和G-F指数均较低,这与它们拥有较多的单种科和单属科相一致.潭江鱼类多样性主要体现为科、属水平上.【期刊名称】《四川师范大学学报(自然科学版)》【年(卷),期】2014(037)004【总页数】8页(P589-596)【关键词】潭江;群落组成;优势种;G-F指数【作者】隋晓云;陈咏霞;卫玉龙【作者单位】中科院水生生物研究所,湖北武汉430072;北京大学生命科学院,北京100871;河北大学生命科学学院,河北保定071002;河北大学生命科学学院,河北保定071002【正文语种】中文【中图分类】S932.4潭江位于珠江三角洲的西南部,发源于广东省阳江市阳东县牛围岭,自西向东经恩平、开平、台山、新会四市区,在新会双水镇附近折向南流,经银州湖出崖门口注入黄茅海.干流全长248 km,流域面积6 026 km2;其中江门市境内干流全长约210 km,境内流域面积5 769 km2,分别占潭江干流全长的86.8%和总流域面积的95.7%,境内流域面积占江门市总面积的60.6%[1].潭江水流平缓,雨量丰沛,气侯温和,沿岸人口稠密,农业发达,水质肥沃,天然饵料丰盛,生长的鱼类有60多种[2].随着工业和城市的发展,工业废水、生活污水和禽畜养殖污水大量的排入潭江水体,导致潭江流域部分河段水质恶化,河水季节性发黑发臭[3],致使潭江水体渔业受害,部分地区已无鱼可以捕捞.从污染源的调查可以发现,流域产业结构以造纸、纺织印染、食品、化工等污染物排放量大、有机污染物含量较高的行业为主[4].本研究通过鱼类资源调查,以期了解潭江鱼类群落的组成和变化,为潭江鱼类资源的保护和可持续利用提供数据支持,也为日后潭江水生态系统健康评价及水资源管理提供基础资料.1 材料与方法1.1 调查时间、地点及方法 2010年11月、2011年3月和2011年7月3个水情期对潭江鱼类物种多样性开展了野外调查.本研究共设置7个具有代表性调查样点(图1).恩平位于潭江上游,采集方法主要是对专业渔民的渔获物进行收购,捕获方式主要有电鱼机、箍网、围网、流刺网和鰕笼.在新鲜状态下对渔获物进行物种鉴定,并统计记录物种组成、物种数和个体数并测量长度和重量.未能现场鉴定物种采用体积分数10%福尔马林溶液固定,带回实验室进行研究.鱼类标本尽量鉴定到种或亚种.鉴定依据最新鱼类分类学专著或研究论文[5-9].1.2 生态类型划分根据相关文献[5-7,9-10]确定每种鱼的栖息环境、营养类型、洄游性、流水亲和性等生态类型.表1 潭江流域鱼类种类组成及生态类型Table 1 Species composition and ecological type of fish from the Tanjiang River种类恩平圣堂君堂赤坎荻龙桥牛湾新会生态类型鳀科Engraulidae七丝鲚Coilia grayi + + + N,W,OM,M鲱科Clupeidae花鰶Clupanodon thrisa+ N,W,OM,M鳗鲡科Anguillidae日本鳗鲡Anguilla japonica + + N,B,CA,M蛇鳗科Ophichthyidae杂食豆齿鳗Pisoodonophis boro+ + N,B,CA,M鲤科Cyprinidae马口鱼Opsariichthys bidens +R,W,CA,SE赤眼鳟Squaliobarbus curriculus + + + + N,W,OM,M草鱼Ctenopharyngodon idellus + + N,W,HE,M青鱼Mylopharyngodon idellus + + N,W,OM,M鳤Ochetobius elcngatus + N,W,CA,M海南红鲌Erythroculter recurviceps + + + + N,H,OM,SE大眼红鲌Erythroculter hypselonotus + N,H,CA,SE海南华鳊Sinibrama melrosei + + N,H,OM,SE鲦Hemiculter leucisculus + + + + + + + N,H,OM,SE广东鲂Megalobrama hoffmanni + + + + + + N,W,OM,SE线细鳊Rasborinus lineatus + +N,W,OM,SE台细鳊Rasborinus formosae + + N,W,OM,SE银飘鱼Pseudolaubuca sinensis + N,W,OM,SE鳊Parabramisn pekinensis +N,W,OM,SE南方拟Pseudohemiculter dispar + N,W,OM,SE中华鳑鲏Rhodeus sinensis + + + + + + N,W,OM,ES高体鳑鲏Rhodeus ocellatws + + + + + N,W,OM,ES兴凯鱊Acheilognathus chankaensis + + + N,W,OM,ES条纹刺鲃Puntius semifasciolatus + N,W,OM,ES鲮Cirrhinus molitorella + + + + + + + N,B,OM,SE露斯塔野鲮Labeo rohita + + + + N,B,OM,SE纹唇鱼Osteochilus salsburyi + + N,W,OM,SE唇鲴Hemibarbus labeo + R,W,OM,SE 大刺鲴Hemibarbus macacanthus + R,W,OM,SE麦穗鱼Pseudorasbora parva + + + N,H,OM,SE海南黑鳍鳈Sarcochilichthys nigripinnis + N,W,OM,SE片唇鮈Platysmacheilus exiguus + R,B,OM,SE乐山小鳔鮈Microphysogobio kiatingensis + R,B,OM,SE似鮈Pseudogobio vaillanti valillanti + + +R,B,OM,SE桂林似鮈Pseudogobio vaillanti guilinensis + R,B,OM,SE银鮈Squalidus argentatus + R,W,OM,SE海南银鮈Squalidus minor + +R,W,OM,SE点线银鮈Squalidus wolterstorffi R,W,OM,SE鲫Carassius auratus + + + + + + + N,W,OM,SE续表1种类恩平圣堂君堂赤坎荻龙桥牛湾新会生态类型鲤Cyprinus carpio + + + + + + + N,W,OM,SE鲢Hypophthalmichthys molitrix + + N,W,OM,M 鳙Aristichthys nobilis + + N,W,OM,M鳅科Cobitidae美丽小条鳅Micronemacheilus pulcher +N,B,OM,SE中花鳅Cobitis sinensis + +N,B,OM,SE泥鳅Misgurnus anguillicaudatus + + + + + N,B,OM,SE平鳍鳅科Homalopteridae刺臀华吸鳅Sinogastromyzon wui +R,B,OM,SE胡子鲇科Clariidae胡子鲇Clarias fuscus + + + + + N,B,CA,SE鲇科Siluridae鲇Silurus asotus + + + + + N,B,CA,SE鲿科Bagridae黄颡鱼Pelteobagrus fulvidraco + + + + + + + N,B,CA,SE瓦氏黄桑鱼Pelteobagrus vachelli + + + N,B,CA,SE纵带鮠Leiocassis argentivittatus + R,B,CA,SE鲻科Mugilidae鮻Liza haematocheila+ N,B,OM,SE合鳃鱼科Ynbranchidae黄鳝Monopterus albus + + + + N,B,CA,SE鲾科Leiognathidae静鲾Leiognathus insidiator+N,W,OM,SE鰕鯱鱼科Gobiidae舌鰕虎Glossogobius giuris + + + N,B,CA,SE西里伯舌鰕虎Glossogobius celebius + + + + N,B,CA,SE斑纹舌虾虎Glossogobius olibaceus + + + N,B,CA,SE鲻虾虎Mugilogobius abei + + + N,B,CA,SE纹缟虾虎Tridentiger trigonocephalus + N,B,CA,SE蜥形副平牙虾虎Parapocryptes serperaster + + N,B,CA,SE尖鳍寡鳞虾虎Oligoblepis acutipennis + N,B,CA,SE鳗虾虎鱼科Taeniodae红狼牙虾虎Odontamblyopus rubicundus + + + N,B,CA,SE孔虾虎Trypauchen vagina + N,B,CA,SE须鳗虾虎Taenioides cirratus + N,B,CA,SE塘鳢科Eleotridae尖头塘鳢Eleotris oxycephala + + + + N,B,CA,SE云斑尖头塘鳢Eleotris acanthopoma + + + + N,B,CA,SE黑体塘鳢Eleotris melanosoma + + + + N,B,CA,SE褐塘鳢Eleotris fusca + + + + N,B,CA,SE条纹塘鳢Eleotris fasciatus + + N,B,CA,SE鳢科Channidae月鳢Channa asiatica + + N,W,CA,SE丽鱼科Cichlidae续表1种类恩平圣堂君堂赤坎荻龙桥牛湾新会生态类型尼罗非鲫Oreochromis niloticus niloticus + + + + + + + N,W,CA,SE莫桑比克口孵非鲫Oreochromis mossambicus + + + + N,W,CA,SE斗鱼科Belontiidae岐尾斗鱼Macropodus opercularis + + + N,W,CA,SE刺鳅科Mastacembelidae大刺鳅Mastacembelus armatus + + + + N,B,CA,SE鮨科Serranidae石鳜Siniperca whiteheadi + R,W,CA,SE弹涂鱼科Periophthalmidae大弹涂鱼Boleophthalmus pectinirostris+ N,B,OM,SE攀鲈科Anabantidae攀鲈Anabas testudineus + N,B,OM,SE鱵科Hemirhamphidae少耙下鱵Hyporhamphus paucirastris + N,W,OM,SE舌鳎科Cynoglossidae中华舌鳎Cynoglossus sinicus+ N,B,OM,M魨科Tetraodontidae弓斑东方鲀Fugu ocellatus+ N,B,OM,M弓斑东方鲀杂交种Fugu spp.+ N,B,OM,M1.3 多样性指数分析蒋志刚等[12]提出了物种多样性测度的G-F指数,该方法是基于物种数目的研究方法,是研究科、属水平上的物种多样性以及衡量一个地区长期的多样性变化指标.本研究对潭江鱼类G-F指标进行了分析.1.4 鱼类优势种分析确定鱼类优势度从物种数量和生物量2个因素考虑,用下式计算鱼类的优势度[13]式中,wi某种鱼在第i次取样时全部网具中的渔获物重量,Wi第i次取样时全部网具中渔获物总重量,ni某种鱼在第i次取样时全部网具中的渔获物尾数,Ni第i次取样时全部网具中渔获物总尾数,M为取样次数K最大优势度,为9.21.2 结果2.1 鱼类种类组成本调查共采集到鱼类80种,隶属于10目26科,可划分为淡水种、河口性和洄游性种类(表1).其中,鲱形目(Clupeiformes)2 科2种,鳗鲡目(Anguiliformes)2科2种,鲤形目(Cypriniformes)3科41 种,鲇形目(Siluriformes)3 科 5 种,鲻形目(Mugiliformes)1科1种,合鳃目(Synbranchiformes)1 科1 种,鲈形目(Perciformes)10 科24种,鲽形目(Pleuronectiformes)1科1种,颌针鱼目(Beloniformes)1 科1 种,魨形目(Tetraodontiformes)1 科2种.鲤形目鱼类是潭江流域的主要组成部分,占潭江鱼类总数的51.25%,其次是鲈形目鱼类,占30.00%.鲤形目中以鲤科(Cyprinidae)鱼类为主,计37种,占鲤形目鱼类总数的90.24%;鲤科鱼类以鲌亚科(Culterinae)、鮈亚科(Gobioninae)为主,分别占鲤科鱼类总数的27.03%和35.48%.潭江流域丰水期7月共发现35种,枯水期11月共发现59种,平水期共发现61种.其中,76种为土著种,与历史数据相比,有11种淡水鱼类、15种河口性鱼类本研究未发现,但新发现鱼类4种,即外来种尼罗非鲫(Oreochromis niloticus niloticus)、莫桑比克非鲫(Oreochromis mossambicus)、露斯塔野鲮(Labeo rohita),天然杂交种弓斑东方鲀杂交种(Fugu spp.)1种.表1中“+”表示本次调查中采集.生态类型划分:B=底栖,W=中层,H=上层;CA=肉食性,HE =植食性,OM=杂食性;R=亲流性,N=缓流或静水;M=洄游性,SE=定居性. 2.2 鱼类来源及生态类型构成潭江鱼类按食性划分,肉食性32种,占40.0%;植食性1种,占1.2%;杂食性47种,占58.8%.按栖息地划分,底栖38种,占47.5%;中层种36种,占45.0%;上层种6种,占7.5%.按流水亲和性划分,亲流性12种,缓流或静水68种,分别占总体的15.0%和85.0%.按洄游性划分,洄游种14种,非洄游66种,分别占总体的17.5%和82.5%(表1和图2).表2 潭江多样性指数及主要相关指标Table 2 The fish diversity index and main related indexes in the Tanjiang River种类 D指数尾数总重量/g 平均体重/g 出现率/%条Hemiculter leucisculus 6.63 1 251 27 522 2 67鲮Cirrhina molitorella 4.71 342 14 706 43 90鲫Carassius auratus 4.20 249 12 201 49 86七丝鲚Coilia grayi 3.42 306 4 590 15 50点线银鮈Squalidus wolterstorffi 2.99 183 4 941 27 14鲤Cyprinus carpio 2.57 53 11 236 212 67舌鰕虎Glossogobius giuris 2.07 144 2 448 17 67广东鲂Megalobrama hoffmanni 1.38 128 1 408 11 43岐尾斗鱼Macropodus opercularis 1.34 75 2 250 30 33梭鱼Liza haematocheila 1.30 79 2 061 26 17西里伯舌鰕虎Glossogobius celebius 0.71 71 1 278 18 58月鳢Channa asiatica 0.48 65 1 105 17 17露斯塔野鲮Labeo rohita 0.42 48 1 440 30 24斑纹舌鰕虎Glossogobius olibaceus 0.29 61 976 16 75表3 潭江流域鱼类G-F指数Table 3 G-F indexes of the fish collected in the Tanjiang River目数科数属数物种数 G指数 F指数 G-F指数恩平 3 8 30 37 3.33 4.71 0.29圣堂 4 8 17 20 2.79 2.34 0.00君堂 4 7 16 19 2.72 2.27 0.00赤坎 7 18 34 40 3.25 3.68 0.12荻龙桥 6 16 36 45 3.52 4.70 0.25牛湾 4 8 17 212.71 2.86 0.05新会 7 13 21 29 2.76 2.74 0.002.3 优势种构成根据鱼类优势度公式计算捕捞渔获物种中全部鱼类的优势度指数D,并将D大于1的鱼类种类及各主要相关指标(尾数、重量、平均体重、出现率)的累积数列于表2.潭江水体上层优势种为鲦(Hemiculter leucisculus)、中层优势种为鲮(Cirrhina molitorella)、点线银鮈(Squalidus wolterstorffi)、广东鲂(Megalobrama hoffmanni)和露斯塔野鲮(Labeo rohita);下层水体为鲫(Carassius auratus);底层水体为鲤(Cyprinus carpio);河口处时潮汐(冬季)中上层优势种为七丝鲚(Coilia grayi)、岐尾斗鱼(Macropodus opercularis)和月鳢(Channa asiatica);底层水体为梭鱼(Liza haematocheila)以及舌鰕虎鱼属的舌鰕虎鱼(Glossogobius giuris)、西里伯舌鰕虎鱼(Glossogobius celebius)和斑纹舌鰕虎鱼(Glossogobius olibaceus).2.4 鱼类多样性G-F指数潭江各采样点G-F指数分析结果显示:恩平、赤坎和荻龙桥3个采样点的DG、DF和G-F指数均较高,其中,恩平采样点分别是3.33、4.71和0.29;赤坎的分别是3.25、3.68 和0.12;荻龙桥的分别是3.52、4.70 和0.25.圣堂、君堂、牛湾和新会等地的DG、DF和GF指数均低,其中DG值最低是牛湾为2.71;DF值最低是君堂为2.27.根据G-F定义,圣堂、君堂和新会的G-F值数为零,详见表3.3 讨论关于潭江鱼类研究较少,郭叶华等[2]仅提出潭江有鱼类60多种,而未具体列出鱼类的名录,因此,目前仅有的参考资料是文献[5].本次对潭江鱼类资源调查,采集共计80种,以鲤形目和鲈形目为主,各占潭江鱼类总数的51.25%和30.00%.与文献[5]进行比较,有11种淡水鱼类未采集到,均为土著种,其中有重要经济价值的有:鯮、青梢红鲌(Erythroculter dabryi)、鲂(Megalobrama terminalis)、团头鲂(Megalobrama amblycephala)、尖鳍鲤(Cyprinus acutidorsalis)、大鳞鲢、粗唇鮠(Leiocassis crassilabris);小型经济鱼类有:唐鱼、银鲴(Xenocypris argetea)、黄尾鲴(Xenocypris davidi)、海南墨头鱼(Garrapingi hainanensis);15 种河口鱼未采集到,分别是圆颌针鱼(Tylosurus strongylurus)、棱鮻(Liza carinatus)、粗鳞鮻(Liza dussumieri)、眶棘双边鱼(Ambassis gymnocephalus)、花鲈(Lateolabrax japonicus)、上棘银鲈(Gerreomorpha decacantha)、花鲆(Tephrinectes sinensis)、五点斑鲆(Pseudorhombus quinquocellatus)、横纹东方鲀(Fugu oblongus)、长鳍喉鳃鳗(Sphagebranchus longipinnis)、中华须鳗(Cirrhimuraena chinensis)、裸鳍虫鳗(Muraenichthys gymnopterus)、花鳗鲡(Anguilla marmorata)、居氏银鱼(Salanx cuvieri)、中颌棱鯷(Thrissa mystax).本次调查新发现外来种3种:尼罗非鲫、莫桑比克非鲫、露斯塔野鲮.天然杂交种弓斑东方鲀杂交种1种.本次调查的种类较历史资料下降,分析原因可能有以下几个方面:首先,大规模采沙,采沙引起的水文特征的变化改变了水生生物栖息地的环境[14-15].采沙不但使得水体的混浊度变大,而且还使得底质均质化,河岸被毁坏和侵蚀,影响鱼类的繁殖[16],如尖鳍鲤的繁殖场所为淡水区水草丛中产卵,目前潭江的植被受到严重破坏.采沙活动扰动河底,使得长期沉积的有害、有毒、重金属等重新悬浮起来,导致局部水质改变,采沙船的巨大噪声和抽吸力可能会干扰到鱼类的声纳系统,而机械扰动可能会使得进入采沙区的鱼类受伤甚至是死亡.如调查中为采集到的11种淡水鱼类多为中度耐受种或敏感种(如海南墨头鱼).其次,水域污染,沿岸的金属加工厂、造纸工厂等工业污染源排放的废水含有大量的有机物质、重金属和废酸等,并且使水质变浑浊[3-4],使得鱼类出现急性中毒、亚急性中毒和积累效应的现象[17],严重影响了鱼类的繁殖和饵料的来源,并且增大了鱼类的死亡率,敏感性物种消失或减少,在形态上也出现各种畸形现象.本次调查过程中,每期都能采集畸形鱼类3~5种,渔民也曾反映有大批鱼类死亡事件发生.另外,可能的原因是潭江外来种尼罗非鲫对土著鱼类的数量也造成影响,尼罗非鲫通过与土著鱼类争夺栖息地,食物及繁殖场所,破坏栖息地环境及改变水体质量的方式来影响土著鱼类,造成土著鱼类数量的减少甚至是灭绝[18].还有一种可能原因是采样工具和采样点设置造成的,我们采集方法主要是对专业渔民的渔获物进行收购,捕获方式主要有电鱼机、箍网、围网、流刺网和鰕笼.在牛湾和新会等采样点,采集工具的选择性较强,导致河口鱼类资源现状估计偏低.采样方法及采样努力是影响物种多样性调查结果的关键问题[19-20],足够捕捞努力则是保证物种多样性工作准确性的前提条件.采用适用的方法估测物种丰富度,来估测渔获物调查结果的可靠性,如 A.Chao[21]方法已得到了广泛应用[22-23].潭江鱼类组成以中、下层鱼类占极大多数(上层种占7.5%),杂食性鱼类种类居首(58.8%),其次为肉食性(40.0%).杂食性鱼类无论在种类数、个体数和生物量等方面都占据绝对优势,植食性鱼类却相对比较缺乏,表明水体有机碎屑、腐殖质较为丰富,而植物性饵料则明显不足.潭江鱼类组成以耐污染性或中度耐污性种类居多,其中优势种为鲦、鲮、鲫、鲤等.G-F指数用来测定一个地区的生物类群中科和属间的多样性,但它不考虑物种的个体数量,不能反映各物种的种群大小[12],科、属的多样性在一定程度上反映群落的生态多样性[24].G-F指标测度中,科间的DF值越高或DG值越低,G-F值越高.科内的物种数越多,在属间的分布约均匀,DF值越高,而单种科对DF值的贡献是0[12].潭江7个采样点DG指数差异较小,而DF指数差异较大.7个采样点中,恩平、赤坎和荻龙桥的DG指数、DF指数和G-F指数均较高(表3),这与它们的科数、属数和物种数较多是一致的.恩平位于潭江上游,水环境受人为影响小,所以科数、属数和物种数较多.赤坎是淡咸水交汇处,受潮汐的顶托,河口咸水(冬季)倒灌潭江水系,河口鱼如岐尾斗鱼、七丝鲚、攀鲈等和江海洄游性鱼类如鳗鲡等进入潭江水系栖息,此处河口鱼类和淡水鱼类都有分布,科数、属数和物种数较多.荻龙桥位于赤坎镇的下游,其环境与赤坎相似,所以科数、属数和物种数也较多.圣堂、君堂、牛湾和新会的DG指数、DF指数和G-F指数均较低,这与较多的单种科和单属科相一致,它们对DF值和G-F的贡献是0.圣堂和君堂位于潭江中上游,水域宽阔,流速较缓慢,亲水性物种减少.牛湾和新会位于潭江下游,接近入海口,水面宽阔,且污染严重,敏感性物种消失.由此可见,潭江鱼类多样性主要体现为科、属水平上.致谢河北大学王宏伟、张伟、马亮,中国科学院生态环境研究中心秦占芬、任东凯、张银凤,环境保护部华南环境科学研究所郑正伟、汪光在采样过程中给予了热情帮助,谨致谢意.参考文献[1]陈志良,罗军,吴苏蓝,等.潭江流域水质现状及特征分析[J].五邑大学学报:自然科学版,2004,18(2):30-34.[2]郭叶华,余瑞兰,林立中,等.潭江水体污染生物监测及生物学评价[J].人民珠江,1986,6(4):22-27.[3]陈志良,吴志峰,夏念和,等.潭江流域水资源可持续利用和产业结构调整[C]//中国可持续发展论坛:中国可持续发展研究会2005年学术年会.上海,2005:98-102.[4]陈志良,王成刚,廖华,等.潭江流域水资源开发与饮用水源地保护探讨[J].广州环境科学,2004,19(2):34-40.[5]潘炯华.广东淡水鱼类志[M].广州:广东科技出版社,1991.[6]陈宜瑜.中国动物志硬骨鱼纲鲤形目II[M].北京:科学出版社,1998.[7]乐佩琦.中国动物志硬骨鱼纲鲤形目III[M].北京:科学出版社,2000.[8]朱松泉.中国淡水鱼类检索[M].南京:江苏科学技术出版社,1995.[9]伍汉霖,钟俊生.中国动物志硬骨鱼纲鲈形目(五):鰕虎鱼亚目[M].北京:科学出版社,2008.[10]中国水产科学院珠江水产研究所,等.海南岛淡水及河口鱼类志[M].广州:广东科技出版社,1986.[11]湖北省水生生物研究所鱼类研究室.长江鱼类[M].北京:科学出版社,1976. [12]蒋志刚,纪力强.鸟兽物种多样性测度G-F指数方法[J].生物多样性,1999,7(3):220-225.[13]邵晓阳,黎道丰,蔡庆华.香溪河鱼类群落组成及资源评价[J].水生生物学报,2006,4(11):32-42.[14] Bolam S G,Rees H L,Somerfield P,et al.Ecological consequences of dredged material disposal in the marine environment:a holistic assessment of activitiesaround the England and Wales coastline [J].Mar Pollut Bull,2006,52:415-426.[15] Dalfsen J A,Essink K,Toxvig M H,et al.Differential response of macrozoobenthos to marine sand extraction in the North Sea and Western Mediterranean[J].ICES J Mar Sci,2000,57:1439-1445.[16]Pinto B C T,Araújo F G,Hughes R M.Effects of landscape and riparian condition ona fish index of biotic integrity in a large southeastern Brazil river[J].Hydrobiologia,2006,556:69-83.[17] Schmitt C J,Finger S E.The effects of sample preparation on measured concentrations of eight elements in edible tissues of fish from streams contaminated by lead mining[J].Arch Environ Con Tox,2005,16(2):185-207.[18] Weyl O L F.Rapid invasion of a subtropical lake fishery in central Mozambique by Nile tilapia,Oreochromis niloticus(Pisces:Cichlidae)[J].Aquati Conserv,2008,18:839-851.[19]Angermeier P L,Karr J R.Applying an index of biotic integrity based on stream-fish communities:Considerations in sampling and interpretation [J].N Am J Fish Manage,1986,6:418-429.[20] Simon T P,Sanders R E.Applying an Index of Biotic Integrity Based on Great-river Fish Communities:Considerations in Sampling and Interpretation,Assessing the Sustainability and Biological Integrity of Water Resources Using Fish Communities[M].Boca Raton:CRC Press,1999:475-505.[21] Chao A.Nonparametric estimation of the number of classes in a population [J].Scand J Stat,1984,11:265-270.[22] Kessler M.Patterns of diversity and range size of selected plant groups along an elevational transect in the Bolivian Andes [J].Biodivers Conserv,2001,10:1897-1921.[23] Drake M T.Estimating sampling effort for biomonitoring of nearshore fish communities in small central Minnesota Lakes [J].N Am J Fish Manage,2007,27:1094-1111.[24]张淑萍,张正旺,徐基良,等.天津地区水鸟区系组成及多样性分析[J].生物多样性,2002,10(3):280-285.。
收稿日期:2021-01-11修回日期:2022-04-29基金项目:生态环境部生物多样性调查评估项目(2019HC6001006);国家自然科学基金(51621092,51609166);世界银行贷款中国经济改革促进与能力加强项目(A13-2018)。
作者简介:周绪申,1982年生,男,博士,高级工程师,主要从事水生态环境保护研究。
通信作者:赵亚辉。
E-mail :海河流域大清河水系的鱼类多样性周绪申1,2,3,胡振3,孟宪智3,张浩3,王立明4,赵亚辉1(1.中国科学院动物研究所动物进化与系统学重点实验室,北京100101;2.天津大学水利工程仿真与安全港口重点实验室,天津300072;3.生态环境部海河流域北海海域生态环境监督管理局生态环境监测与科学研究中心,天津300170;4.水利部海河水利委员会水资源保护科学研究所,天津300170)摘要:大清河水系是海河流域最重要的组成部分,了解其鱼类多样性现状及特征对于京津冀一体化背景下流域水生生态保护有重要的科学价值。
2018-2019年对大清河水系鱼类进行多次调查,并结合历史文献资料对大清河鱼类进行了详细梳理;以α多样性分析方法为基础,通过不同多样性指数反映大清河鱼类多样性现状。
结果显示,大清河水系统计鱼类共85种,其中自然分布的淡水鱼类有8目、17科、59属、78种,以广布种为主,珍稀濒危物种占比低是大清河鱼类组成的重要特征;现状调查到鱼类42种,其中水系自然分布的种类仅33种,且以小型鱼类为主。
Margalef 丰富度指数、Shannon-Wiener 多样性指数、Pielou 均匀性指数分别为1.98、1.14、0.81,与海河流域其他水系相比,大清河水系鱼类物种多样性较低,且各区域分布较均匀。
目前流域鱼类区系的完整性已被严重破坏,鱼类多样性呈现出明显的下降趋势。
经济发展驱动的用水需求增加和大清河水资源不足是导致鱼类多样性减少的主要原因,生境变化、水域污染、水工建设、过度捕捞等也是不可忽视的因素。
梯级开发对北盘江中下游鱼类资源的影响周路;张竹青;林艳红;李正友;杨兴;杨昌齐;李道友;周莉【摘要】为给水利开发和鱼类资源的保护提供参考依据,2009-2010年对北盘江中下游石板寨以下河段的水生生境和鱼类资源进行了4次调查.结果表明:北盘江中下游生境片断化明显,已不具备产漂流性卵鱼类完成整个繁育过程的生境条件.共采获鱼类45种,其中在流水河段采获鱼类24种,大多数为喜流水生境鱼类;在库区河段采获鱼类21种,喜静水或缓流鱼类12种,喜流水鱼类9种,董箐库区喜流水鱼类种类及比例明显高于光照库区;北盘江中下游新记录鱼类25种,其中11种为喜静水生境鱼类.结合历史资料,北盘江中下游分布鱼类有78种,分属4目15科64属.从渔获物分析来看,流水河段受梯级开发影响相对较小,成为喜急流或流水生境鱼类生活的主要水域,但资源数量未见明显增长;库区水域喜急流或流水生境鱼类仍有少量分布,随着蓄水时间的增长,喜静水生境鱼类在库区鱼类组成的比例将进一步增大,一些急流或流水类型鱼类可能退出库区水域.%The hydrophytic habitat and fish resources in the lower-middle reaches of Beipan River was surveyed from 2009 to 2010 to provide the scientific basis for water conservation development and fish resources protection. The results showed that there was obvious habitat fragmentation in the lower-middle reaches of Beipan River, which meant there was no habitat condition for finishing the whole reproduction process of the fish with producing drifting eggs. There were 45 fish species, of which, 24 fish species were from running river area and most species belong to running water type, 21 fish species were from reservoirs and nine species and 12 species belonged to running water type and still water or slow flow type respectively. The fish species andproportion of the running water type in Dongjing reservoir significantly higher than those in Guangzhao reservoir. 25 fish species were newly recorded in the lower-middle reaches of Beipan River and 11 species belong to the still water type. There were 78 fish species belonged to 64 genera, 15 families, four orders according to the historical information. The fish resources in the running water area were not affected by cascade development basically and the running water area was the main water area for fish species with swift running water or running water types but the fish resource quantity in the running water area didn't increase significantly. There was few fish species with swift running water or running water types in reservoirs but the proportion of fish resources with still water type in reservoirs would further increase and some fish species with swift running water or running water types would exit from the water area of reservoirs probably.【期刊名称】《贵州农业科学》【年(卷),期】2011(039)010【总页数】4页(P134-137)【关键词】北盘江;梯级开发;鱼类资源;贵州【作者】周路;张竹青;林艳红;李正友;杨兴;杨昌齐;李道友;周莉【作者单位】贵州省水产研究所,贵州贵阳550025;贵州省水产研究所,贵州贵阳550025;贵州大学动物科学院,贵州贵阳550025;贵州省水产研究所,贵州贵阳550025;贵州省水产研究所,贵州贵阳550025;遵义市水产繁殖场,贵州遵义563002;贵州黔源北盘江鱼类增殖放流站,贵州晴隆561405;贵州省水产研究所,贵州贵阳550025;贵州省水产研究所,贵州贵阳550025【正文语种】中文【中图分类】S931.3北盘江发源于云南省沾益县马雄山南麓,由宣威县城至都格入黔境,经茅口、百层,至蔗香与南盘江汇合成为红水河。
广西南宁大王滩水库鱼类物种组成及多样性分析李德越;李荣辉;吴志强;赵立朝;蓝刚;丁洋【摘要】根据2016年11月—2017年8月大王滩水库4个季度的鱼类资源调查结果,对该水库野生鱼类资源现状、物种组成、优势种和生物多样性等进行研究.共鉴定鱼类34种,隶属于4目9科26属,以鲤科鱼类为主,分别占总物种数和总个体数量的64.71%和48.15%.相对重要性指数(IRI)结果表明优势种有尼罗罗非鱼(Oreochromis niloticus)、鲤(Cyprinus carpio)、鲮(Cirrhinus molitorella)和莫桑比克罗非鱼(O.mossambicus).各采样点Shannon-Wiener多样性指数(H′)为1.213~2.279,Margalef丰富度指数(D)为1.995~3.412,Pielou均匀度指数(J′)为0.448~0.771,Simpson生态优势度(C)为0.120~0.507,其中S3采样点鱼类物种多样性最高,S1采样点相对较低;夏季鱼类物种多样性最高,冬季最低.Cluster聚类和ANOSIM相似性分析表明,大王滩水库鱼类物种组成时空差异不显著,鱼类种群分布较均匀.对比研究发现,大王滩水库中鱼类资源的种类数量减少及外来物种入侵趋势明显.%According to the fish resources data collected in Dawangtan Reservoir from November 2016 to August 2017, we invest-igated the present situation, species composition, dominant species and diversity of wild fish resources in this reservoir. Thirty-four species belonging to 4 orders, 9 families and 26 genera have been identified. Cyprinidae, which accounted for 64.71% of all species and 48.15% of all individuals, was most abundant. According to the analysis of relative importance index (IRI), the most dominant species were Oreochromis niloticus,Cyprinuscarpio,Cirrhinus molitorella and O.mossambicus.The Shannon-Wiener species di-versity index (H') was 1.213~2.279; the Margalef index (D) was1.995~3.412; the Pielou evenness index (J') was 0.448~0.771; the Simpson index (C) was 0.120~0.507, which was highest in S3 station but relatively lower in S1 station. The fish species diversity in summer was highest, and that in winter was lowest.Cluster analysis and analysis of similarity (ANOSIM) show no significant dif-ference in the fish communities among seasons and sampling sites. An obvious decreasing trend was found in the number of types of fish resources and the alien species invasion in Dawangtan Reservoir.【期刊名称】《南方水产科学》【年(卷),期】2018(014)002【总页数】8页(P110-117)【关键词】鱼类物种组成;生物多样性;大王滩水库【作者】李德越;李荣辉;吴志强;赵立朝;蓝刚;丁洋【作者单位】广西大学动物科学技术学院,广西南宁 530004;广西壮族自治区水利科学研究院,广西南宁 530004;广西大学生命与科学技术学院,广西南宁 530004;广西大学动物科学技术学院,广西南宁 530004;广西大学动物科学技术学院,广西南宁 530004;广西壮族自治区水利科学研究院,广西南宁 530004;广西大学动物科学技术学院,广西南宁 530004【正文语种】中文【中图分类】S932.4大王滩水库位于广西壮族自治区南宁市境内,是珠江水系郁江支流八尺江中游的一座以防洪灌溉为主,集防洪、供水和旅游等功能于一体的大(Ⅱ)型水库。
赤眼鳟耗氧率、排氨率和窒息点的初步研究杨凯;高银爱;袁勇超;李波;成为为;朱思华;孙俊霄;程颖红【摘要】采取封闭流水式的实验方法,研究了对不同温度(16℃、20℃、24℃、28℃)对体质量小规格(6.98±1.19)g和大规格(22.45±1.79)g的赤眼鳟(Squaliobarbus curriculus)幼鱼耗氧率、排氨率以及窒息点的影响.结果表明,温度(X)对小规格和大规格赤眼鳟的耗氧率(Yo)和排氨率(YN)有显著性影响,其两两间的相关关系可分别用方程式:小规格赤眼鳟Yo=0.012x-0.135 (R2=0.969),大规格赤眼鳟Yo=0.007x-0.058(R2=0.991);小规格赤眼鳟YN=0.001x-0.010(R2=0.981),大规格赤眼鳟YN=0.001e0.085x(R2=0.943)来表示.在16~28℃范围内赤眼鳟幼鱼的耗氧率和排氨率随着温度的升高而呈显著上升.在16℃时赤眼鳟的排氨率要显著性的低于20 ~28℃,而在20 ~28℃之间赤眼鳟幼鱼的排氨率差异性不显著.耗氧率昼夜变化表明大、小规格赤眼鳟白天平均耗氧率高于夜间.16℃条件下,小规格和大规格赤眼鳟的窒息点最低分别为0.860和0.960mg/L,显著性低于20~28℃.%The effects of water temperature (16,20,24 and 28 ℃) on oxygen consumption rate,ammonia excretion rate and suffocation point in artificially propagated Squaliobarbus curriculus (6.98 ± 1.19) g and(22.45 ± 1.79) g were evaluated.Water temperature had a significant effect on both oxygen consumption rate and ammonia excretion rate(YN.),and the co-relationship was expressed by the quadratic equations small size Yo=0.012x-0.135 (R2 =0.969),big size Yo =0.007x-0.058 (R2 =0.991);small size YN =0.001 x-0.010 (R2 =0.981),big size YN =0.001 e0.085 X x (R2=0.943).The results showed that oxygen consumption rate and ammonia excretion rateof S.curriculus juveniles increased as water temperatureincreased and at 28 ℃ was the highest.There was higher oxygen consumption rate during day than that at night.The lowest suffocation pointof small and big size S.curriculus at 16 ℃ (0.860 mg/L and 0.960mg/L,respectively) were significant lower than that at 20 ~28 ℃.【期刊名称】《淡水渔业》【年(卷),期】2017(047)005【总页数】5页(P9-13)【关键词】赤眼鳟(Squaliobarbus curriculus);温度;耗氧率;排氨率;窒息点【作者】杨凯;高银爱;袁勇超;李波;成为为;朱思华;孙俊霄;程颖红【作者单位】武汉市农业科学院水产所,武汉430207;武汉市农业科学院水产所,武汉430207;华中农业大学水产学院,武汉430070;武汉市农业科学院水产所,武汉430207;武汉市农业科学院水产所,武汉430207;武汉市农业科学院水产所,武汉430207;华中农业大学水产学院,武汉430070;武汉市农业科学院水产所,武汉430207【正文语种】中文【中图分类】S917.4Abstract :The effects of water temperature(16,20,24 and 28 ℃) on oxygen consumption rate,ammonia excretion rate and suffocation point in artificially propagated Squaliobarbus curriculus (6.98±1.19) gand(22.45±1.79) g were evaluated.Water temperature had a significant effect on both oxygen consumption rate and ammonia excretionrate(YN),and the co-relationship was expressed by the quadratic equations small size Yo=0.012x-0.135(R2=0.969),big size Yo=0.007x-0.058(R2=0.991);small sizeYN=0.001x-0.010(R2=0.981),bigsizeYN=0.001e0.085X x(R2=0.943). The results showed that oxygen consumption rate and ammonia excretion rateof S.curriculus juveniles increased as water temperature increased and at 28 ℃ was thehighest.There was higher oxygen consumption rate during day than that at night.The lowest suffocation pointof small and big size S.curriculus at16 ℃(0.860 mg/L an d 0.960 mg/L,respectively) were significant lower than that at 20~28 ℃.Key words:Squaliobarbus curriculus;temperatures;oxygen consumption rate;ammonia excretion rate;suffocation point赤眼鳟(Squaliobarbus curriculus)属硬骨鱼纲鲤形目鲤科雅罗鱼亚科赤眼鳟属,俗称野草鱼、红眼鱼。
赤眼鳟((♂))与鳙((♂))杂交子代生物学特性金万昆;俞丽;杨建新;高永平;朱振秀;赵宜双【摘要】对赤眼鳟(Squaliobarbus curriculus)(♂)和鳙(Aristichthys nobilis)((♂))的杂交子一代(杂交F1)与其父母本F1-、二龄鱼的生长性能进行比较,分析了杂交F1的形态、染色体组型、倍性和红细胞大小.养殖环境分别为网箱和池塘.结果表明:该杂交组合双亲的配合力很高,连续两年试验受精率平均为59.65%,孵化率为84.93%,畸形率为4.09%,两年间分别获得鱼苗1.3万和7万尾.通过生长对照试验,杂交F1一龄鱼网箱试验生长速率比母本慢25.32%,池塘试验比母本快41.80%,二龄鱼池塘试验生长速率比父母本都慢.测定了26项形态学性状,有23项偏向母本,3项偏向父本.染色体计数和红细胞长径测定,杂交F1有二倍体和三倍体两种类型,分别是2n=48,16m+28sm+4t,NF=92和3n=72,36m+30sm+6t,NF=138.测定了88尾杂交F1红细胞长径,其中二倍体71尾,占80.68%;三倍体17尾,占19.32%.本研究旨在探讨鱼类远缘杂交的可能性和培育成养殖新品种的应用前景,并为鱼类远缘杂交理论提供基础资料.%Squaliobarbus curriculus(♀)× Arislichthys nobilis(♂) F1 is a hybrid between subfamilies. This paper compares the growth performance of the F1 with that of the offspring of both parent species, at the juvenile stage and 2-year stage, in cages and in ponds. The morphological features, karyotype, ploidy and size of erythrocytes of the F, were also analyzed. The combining ability of the hybrid parents was very high and, over 2 years, the average fertilization rate was 59.65%, the average hatching rate of their offspring was 84.93%, and the malformation rate was 4.09%. A total of 13 000 fry was obtained in the first year and 70 000 fry were obtained in the second year. The growth rate of the 1-yearhybrid F1 in cages was 25.32% lower than that of its female parent, but was 41.8% higher in ponds. However, the growth rate of the 2-year hybrid F1 in ponds was lower than that of its parents. Twenty six morphological features were measured, 23 of which resembled the female parent and three of which tended towards the male parent. Chromosome counts and measurements of the major diameter of erythrocytes, indicated that the F1 individuals were of two types, diploid and triploid (diploid: 2n=48,16m+28sm+4t, NF=92; triploid: 3n=72, 36m+30sm+6t, NF=138). From erythrocyte measurements on 88 fish, 80.68% (71) of the F, were diploid and 19.32% (17) were triploid. The presence of both diploids and triploids in hybrid groups has rarely been reported, previously. This research aimed to provide a theoretical basis for the theory and practice of distant hybridization of fish.【期刊名称】《中国水产科学》【年(卷),期】2012(019)004【总页数】9页(P611-619)【关键词】赤眼鳟;鳙;杂交;子一代;配合力;生长性能;形态学;倍性【作者】金万昆;俞丽;杨建新;高永平;朱振秀;赵宜双【作者单位】国家级天津市换新水产良种场,农业部天津鲤鲫鱼遗传育种中心,天津301500;国家级天津市换新水产良种场,农业部天津鲤鲫鱼遗传育种中心,天津301500;国家级天津市换新水产良种场,农业部天津鲤鲫鱼遗传育种中心,天津301500;国家级天津市换新水产良种场,农业部天津鲤鲫鱼遗传育种中心,天津301500;国家级天津市换新水产良种场,农业部天津鲤鲫鱼遗传育种中心,天津301500;国家级天津市换新水产良种场,农业部天津鲤鲫鱼遗传育种中心,天津301500【正文语种】中文【中图分类】S96自 20世纪 50年代以来, 国内外出现了较多有关鱼类杂交研究的报道, 其中亚科间杂交国内报道的约有 25项杂交组合, 如鳙(Aristichthys nobilis)和团头鲂(Megalobrama amblycephala)间的正反交, 鳙和草鱼(Ctenopharyngodon idella)间的正反交等[1−3], 但亚科间杂交中未见有关报道。
韩江下游赤眼鳟幼鱼鱼体的化学组成及能量密度的研究林小植;陈蔚辉;范汉金;罗毅平;查广才【摘要】2010年6月在潮州江段采集赤眼鳟(Squaliobarbus curriculus)幼鱼36尾,按体长范围(68~175 mm)分为5个组,测定鱼体化学组成,估算其能量密度.结果显示:赤眼鳟含水量、蛋白质含量、脂肪含量、灰分含量占鲜重的百分比范围为72.79%~75.54%、12.99%~17.06%、8.18%~12.88%和2.35%~3.38%,能量密度范围为6.29~9.11kJ/g蛋白质含量、脂肪含量和能量密度均随体长增加而增加,含水量呈下降趋势.体长与蛋白质含量、脂肪含量、能量密度呈显著的正线性关系,而与含水量呈负线性相关关系(P<0.05);含水量与蛋白质含量、脂肪含量、能量密度呈显著的负线性关系(P<0.05).结果表明可以用赤眼鳟的含水量及体长估计其蛋白质含量、脂肪含量和能量密度,赤眼鳟较高的脂肪含量与韩江中丰富的食物资源及赤眼鳟适应缓流水生活的习性有关.%To observe the variation of body composition of Squaliobarbus curriculus, 36 specimens with body length of 68 ~175 mm and body weight of 4. 78 ~104. 88 g were collected from the lower reaches of Hanjiang river in June, 2010, and divided into 5 groups according to the body length(L). Chemical compositions and energy density were measured. The resuits showed that the contents of water( WAT), protein( PRO), lipid(FAT) and ash ( represented by percentages of them in fresh body weight of fish, respectively) ranged 72. 79% ~ 75.54% , 12. 99%~ 17.06%, 8. 18% ~ 12. 88% and 2. 35% ~3.38%respectively. The energy density (E) ranged 6. 29 ~9. 11 kJ/g. With the increase of L, PRO, FAT and E, WAT decreased. PRO, FAT and E were all positively correlated with L, while WAT was negatively correlated with L (P< 0. 05 ). The contents of PRO, FAT and E were all negatively correlated with the content of WAT ( P < 0. 05 ). The results suggested that the contents of PRO, FAT and E of S. curriculus could be estimated by the content of water or body size. The high content of lipid with the increasing body size in this species may be resulted from its acclimation to the slow flow water environment and abundant food resources.【期刊名称】《淡水渔业》【年(卷),期】2011(041)002【总页数】5页(P25-29)【关键词】韩江;赤眼鳟(Squaliobarbus curriculus);体长;化学组成;能量密度【作者】林小植;陈蔚辉;范汉金;罗毅平;查广才【作者单位】韩山师范学院生物系,广东潮州,521041;韩山师范学院生物系,广东潮州,521041;韩山师范学院生物系,广东潮州,521041;西南大学生命科学学院,淡水生物生殖与发育教育部重点实验室,重庆,400715;韩山师范学院生物系,广东潮州,521041【正文语种】中文【中图分类】Q413鱼体的化学组成及能量密度是鱼类营养学、生理学研究的重要内容之一[1]。