Apogonidae
Indian Ocean twospot cardinalfish
Cheilodipterus novemstriatus
FISH SPECIES
The aquatic fauna of Asia represents one of the most evolutionarily diverse continental assemblages on Earth, shaped by tectonic collisions, monsoon hydrology, and deep biogeographic divides. Stretching from the subarctic Siberian drainages to the equatorial peat swamps of Sundaland, the continent encompasses thousands of endemic fish species adapted to radically disparate physical environments.
01 / NATURAL HISTORY
Nowhere is the dynamic nature of Asian riverine ecology clearer than in the Mekong River basin. Draining the Tibetan Plateau through six nations before emptying into the South China Sea, the Mekong supports the second-richest freshwater fish fauna in the world after the Amazon, harboring more than a thousand cataloged species.
02 / LIFESTYLE
In Southeast Asia, historical sea levels and tectonic boundaries have produced sharp faunal contrasts across short geographic distances. During Pleistocene glacial maxima, lower sea levels exposed the Sunda Shelf, physically linking modern Borneo, Sumatra, Java, and the Malay Peninsula into a single contiguous landmass known as Sundaland. Freshwater fishes, particularly the species-rich families Cyprinidae (carps and minnows), Siluridae (catfishes), and Osphronemidae (gouramis), expanded freely across ancient river valleys that are now submerged beneath the South China Sea.
OBSERVATION INDEX
03 / SPECIES
Discover representative species illustrating the ecological diversity, morphologies and adaptations of this group.
Apogonidae
Cheilodipterus novemstriatus
Dorosomatidae
Sardinella longiceps
Labridae
Chlorurus capistratoides
Pristigasteridae
Pellona ditchela
Apogonidae
Jaydia lineata
Muraenesocidae
Congresox talabonoides
Sisoridae
Pachypterus atherinoides
Rajidae
Orbiraja powelli
Dorosomatidae
Gudusia chapra
Centrolophidae
Psenopsis cyanea
Evermannellidae
Evermannella indica
Acanthuridae
Zebrasoma desjardinii
Odontaspididae
Carcharias tricuspidatus
Carangidae
Decapterus russelli
Sparidae
Crenidens indicus
Polynemidae
Filimanus similis
Dasyatidae
Telatrygon crozieri
Hemerocoetidae
Pteropsaron indicum
Lutjanidae
Lutjanus indicus
Lutjanidae
Lutjanus madras
Grammistidae
Pogonoperca ocellata
Chaunacidae
Chaunax multilepis
Squalidae
Squalus hima
Pempheridae
Pempheris mangula
04 / FIELD NOTES
No. These are available published records with images, not an exhaustive inventory or a measure of abundance.
Follow the scientific name and source, check the scope of the evidence, and send a correction with the exact claim if needed.