Squatinidae
Ocellated angelshark
Squatina tergocellatoides
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.
Squatinidae
Squatina tergocellatoides
Stichaeidae
Opisthocentrus ocellatus
Apogonidae
Apogonichthys ocellatus
Pomacentridae
Neoglyphidodon bonang
Gobiidae
Eviota ocellifer
Paralichthyidae
Pseudorhombus dupliciocellatus
Syngnathidae
Corythoichthys ocellatus
Tetraodontidae
Leiodon cutcutia
Gobiidae
Tomiyamichthys russus
Channidae
Channa pleurophthalma
Apistidae
Apistus carinatus
Apogonidae
Ostorhinchus compressus
Labridae
Leptojulis chrysotaenia
Mullidae
Upeneus sundaicus
Cyprinidae
Cyprinella callisema
Blenniidae
Ecsenius oculus
Apogonidae
Ostorhinchus bryx
Syngnathidae
Micrognathus natans
Scorpaenidae
Dendrochirus koyo
Gobiidae
Rhinogobius ogasawaraensis
Neosebastidae
Neosebastes multisquamus
Labridae
Scarus obishime
Pempheridae
Pempheris familia
Melanotaeniidae
Melanotaenia ogilbyi
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.