Fishes of the Cambodian Mekong

FAO Species Identification Field Guide for Fishery Purposes

Fishes of the Cambodian Mekong


by
Walter J. Rainboth
Department of Biology and Microbiology
University of Wisconsin Oshkosh
Oshkosh, Wisconsin, U.S.A.


FOOD AND AGRICULTURE ORGANIZATION OF THE UNITED NATIONS

Rome, 1996

Table of Contents


The designations employed and the presentation of material in this publication do not imply the expression of any opinion whatsoever on the part of the Food and Agriculture Organization of the United Nations concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.

ISBN 92-5-103743-4

© FAO

Summary

This field guide includes approximately 500 species of present or potential interest to, or likely to be encountered in, fisheries in the Cambodian Mekong. This covers all species historically recorded from Cambodian reaches of the Mekong as well as numerous new records by the author. It also includes species expected to occur in Cambodia which have been recorded from, or found by the author, in Vietnam, Thailand and Laos. An overview is given on the factors that have contributed to the diversity of the Mekong along with a basic introduction to taxonomy.

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TABLE OF CONTENTS


INTRODUCTION
The Present-day Mekong
Biodiversity
Biogeography
Freshwater Fish Biogeography
Climatic and Geological Processes
Extended River Basins
Geological Processes
Aquatic Biodiversity

Fish Identification
A Basic Introduction to Taxonomy
Taxonomy and Species Identification
Rules of Nomenclature
Taxonomic Problems with Mekong Fishes

How to Use this Guide
TECHNICAL TERMS AND MEASUREMENTS
A PICTORAL INDEX TO FAMILIES
GUIDE TO ORDERS AND FAMILIES
GUIDE TO SPECIES
Order CARCHARHINIFORMES
Family CARCHARHINIDAE
Genus Carcharhinus
Genus Rhizoprionodon
Order RAJIFORMES
Family PRISTIDAE
Family DASYATIDAE
Genus Amphotistius
Genus Himantura
Order OSTEOGLOSSIFORMES
Family OSTEOGLOSSIDAE
Family NOTOPTERIDAE
Genus Chitala
Genus Notopterus
Order ELOPIFORMES
Family MEGALOPIDAE
Order ANGUILLIFORMES
Family ANGUILLIDAE
Family OPHICHTHIDAE
Genus Ophichthus
Genus Pisodonophis
Order CLUPEIFORMES
Family CLUPEIDAE
Subfamily PELLONULINAE
Genus Clupeoides
Genus Corica
Genus Clupeichthys
Subfamily ALOSINAE
Genus Tenualosa
Subfamily DOROSOMATINAE
Genus Anodontostoma
Genus Nematalosa
Family PRISTIGASTERIDAE
Genus Ilisha
Genus Opisthopterus
Family ENGRAULIDAE
Genus Colia
Genus Lycothrissa
Genus Setipinna
Order GONORHYNCHIFORMES
Family CHANIDAE
Genus Chanos
Order CYPRINIFORMES
Family CYPRINIDAE
Subfamily ALBURNINAE
Genus Longiculter
Genus Paralaubuca
Subfamily DANIOINAE
Tribe OXYGASTRINI
Genus Macrochirichthys
Genus Oxygaster
Genus Parachela
Tribe NEOBOLINI
Genus Raiamas
Tribe CHEDRINI
Genus Opsarius
Tribe DANIOINI
Genus Amblypharyngodon
Genus Brachydanio
Genus Chela
Genus Danio
Genus Esomus
Genus Leptobarbus
Genus Luciosoma
Genus Rasbora
Genus Thryssocypris
Subfamily LEUCISCINAE
Tribe ASPIINI
Genus Aaptosyax
Subfamily CYPRININAE
Tribe CYPRININI
Subtribe CYPRINI
Genus Cyprinus
Subtribe TORES
Genus Neolissochilus
Genus Probarbus
Genus Tor
Tribe SYSTOMINI
Subtribe OSTEOBRAMAE
Genus Albulichthys
Genus Amblyrhynchichthys
Genus Balantiocheilos
Genus Cosmochilus
Genus Cyclocheilichthys
Genus Discherodontus
Genus Mystacoleucus
Genus Puntioplites
Genus Sikukia
Subtribe SEMIPLOTI
Genus Barbodes
Genus Hypsibarbus
Genus Onychostoma
Genus Poropuntius
Genus Scaphiodonichthys
Genus Scaphognathops
Subtribe SYSTOMI
Genus Hampala
Genus Puntius
Genus Systomus
Tribe CATLINI
Genus Catlocarpio
Genus Thynnichthys
Tribe LABEONINI
Subtribe LABEONES
Genus Bangana
Genus Barbichthys
Genus Cirrhinus
Genus Dangila
Genus Henicorhynchus
Genus Labeo
Genus Lobocheilos
Genus Morulius
Genus Osteochilus
Subtribe GARRAE
Genus Crossocheilus
Genus Epalzeorhynchos
Genus Garra
Genus Mekongina
Family BALITORIDAE
Subfamily BALITORINAE
Tribe BALITORINI
Genus Balitora
Genus Homaloptera
Tribe GASTROMYZONTINI
Genus Annamia
Genus Sewellia
Subfamily NEMACHEILINAE
Genus Nemacheilus
Genus Schistura
Genus Tuberoschistura
Genus Vaillantella
Family COBITIDAE
Subfamily BOTIINAE
Genus Botia
Subfamily COBITINAE
Genus Acanthopsoides
Genus Acantopsis
Genus Lepidocephalichthys
Genus Pangio
Family GYRINOCHEILIDAE
Genus Gyrinocheilus
Order SILURIFORMES
Family BAGRIDAE
Genus Bagrichthys
Genus Heterobagrus
Genus Leiocassis
Genus Mystus
Family SILURIDAE
Genus Belodontichthys
Genus Hemisilurus
Genus Kryptopterus
Genus Micronema
Genus Ompok
Genus Silurichthys
Genus Silurus
Genus Wallago
Family SCHILBEIDAE
Genus Laides
Family PANGASIIDAE
Genus Helicophagus
Genus Pangasianodon
Genus Pangasius
Family AMBLYCIPITIDAE
Genus Amblyceps
Family AKYSIDAE
Genus Acrochordonichthys
Genus Akysis
Family SISORIDAE
Genus Bagarius
Genus Glyptothorax
Genus Oreoglanis
Family CLARIIDAE
Genus Clarias
Family HETEROPNEUSTIDAE
Genus Heteropneustes
Family ARIIDAE
Genus Arius
Genus Batrachocephalus
Genus Hemipimelodus
Genus Ketengus
Genus Osteogeneiosus
Family PLOTOSIDAE
Genus Cnidoglanis
Genus Plotosus
Order OSMERIFORMES
Family SUNDASALANGIDAE
Genus Sundasalanx
Order BATRACHOIDIFORMES
Family BATRACHOIDIDAE
Genus Batrachomoeus
Genus Batrichthys
Genus Halophryne
Order ATHERINIFORMES
Family PHALLOSTETHIDAE
Genus Phenacostethus
Order BELONIFORMES
Family ADRIANICHTHYIDAE
Genus Oryzias
Family BELONIDAE
Genus Xenentodon
Family HEMIRAMPHIDAE
Genus Dermogenys
Genus Hyporhamphus
Genus Zenarchopterus
Family APLOCHEILIDAE
Genus Aplocheilus
Order GASTEROSTEIFORMES
Family INDOSTOMIDAE
Genus Indostomus
Family SYNGNATHIDAE
Genus Doryichthys
Genus Hippichthys
Genus Ichthyocampus
Genus Microphis
Order SYNBRANCHIFORMES
Family SYNBRANCHIDAE
Genus Monopterus
Genus Ophisternon
Family CHAUDHURIIDAE
Genus Chaudhuria
Family MASTACEMBELIDAE
Genus Macrognathus
Genus Mastacembelus
Order PERCIFORMES
Suborder Percoidei
Family CHANDIDAE
Genus Ambassis
Genus Parambassis
Genus Pseudambassis
Family CENTROPOMIDAE
Genus Lates
Genus Psammoperca
Family CARANGIDAE
Genus Selaroides
Family LEIOGNATHIDAE
Genus Leiognathus
Genus Secutor
Family LOBOTIDAE
Genus Datnioides
Family GERREIDAE
Genus Gerres
Family POLYNEMIDAE
Genus Eleuthronema
Genus Polynemus
Family SCIAENIDAE
Genus Boesemania
Family MONODACTYLIDAE
Genus Monodactylus
Family TOXOTIDAE
Genus Toxotes
Family SCATOPHAGIDAE
Genus Scatophagus
Family NANDIDAE
Genus Nandus
Genus Pristolepis
Family TERAPONTIDAE
Genus Terapon
Suborder Labroidei
Family CICHLIDAE
Genus Oreochromis
Suborder Callionymoidei
Family CALLIONYMIDAE
Genus Callionymus
Suborder Gobioidei
Family ELEOTRIDAE
Genus Bostrychus
Genus Butis
Genus Eleotris
Genus Ophiocara
Genus Oxyeleotris
Genus Prionobutis
Family GOBIIDAE
Subfamily GOBIINAE
Genus Acentrogobius
Genus Amoya
Genus Aulopareia
Genus Bathygobius
Genus Exyrias
Genus Favonigobius
Genus Glossogobius
Genus Gobiopsis
Genus Istigobius
Genus Mahidolia
Subfamily GOBIONELLINAE
Genus Awaous
Genus Brachygobius
Genus Calamiana
Genus Gobiopterus
Genus Mugilogobius
Genus Oligolepis
Genus Oxyurichthys
Genus Pseudogobiopsis
Genus Pseudogobius
Genus Redigobius
Genus Rhinogobius
Genus Stenogobius
Genus Stigmatogobius
Subfamily OXUDERCINAE
Genus Apocryptodon
Genus Boleophthalmus
Genus Oxuderces
Genus Parapocryptes
Genus Periophthalmodon
Genus Pseudapocryptes
Genus Scartelaos
Subfamily AMBLYOPINAE
Genus Brachyamblyopus
Genus Caragobioides
Genus Taenioides
Genus Trypauchen
Suborder Scombroidei
Family SCOMBRIDAE
Genus Scomberomorus
Suborder Anabantoidei
Family ANABANTIDAE
Genus Anabas
Family HELOSTOMATIDAE
Genus Helostoma
Family BELONTIIDAE
Genus Betta
Genus Trichogaster
Genus Trichopsis
Family OSPHRONEMIDAE
Genus Osphronemus
Suborder Channoidei
Family CHANNIDAE
Genus Channa
Order PLEURONECTIFORMES
Family SOLEIDAE
Genus Achiroides
Genus Euryglossa
Genus Typhlachirus
Family CYNOGLOSSIDAE
Genus Cynoglossus
Order TETRAODONTIFORMES
Family TETRAODONTIDAE
Genus Carinotetraodon
Genus Chelonodon
Genus Chonerhinos
Genus Monotreta
BIBLIOGRAPHY
INDEX OF SCIENTIFIC AND VERNACULAR NAMES
LIST OF COLOUR PLATES