Critically Endangered
Siamese tigerfish
Datnioides pulcher
Siamese tigerfish is a ray-finned fish in the family Datnioididae (order Perciformes) — Datnioides pulcher, recorded as Critically Endangered.
Appearance
The Siamese tigerfish has the toothless palatine and vomer characteristic of the tiger perches, as is the rounded caudal fin is rounded and rounded lobes on the anal and second dorsal fins creating the appearance of having three caudal fins. This species has 4, occasionally 5, wide vertical bars on the orange-brown body. The first bar runs from the nape over the operculum and onto the thorax and around the lower surface of the body, the second starts at the base of the spiny part of the dorsal fin to immediately in front of the origin of the anal fin, the thirds extends from the join of the spint and sift rayed parts of the dorsal in to the soft rayed part of the anal fin and the fourth bar is on the rear part of the caudal peduncle.
This species has a maximum published standard length of 40 cm (16 in).
Range and habitat
The Siamese tigerfish is endemic to Indochina where it is found in the basins of the Mekong and Chao Praya rivers, east to the middle and lower Mekong in Laos, Cambodia and Vietnam. This is a freshwater fish found in the main rivers, tributaries and lakes connected to rivers. This fish is endemic to Indochina and is assessed as Critically Endangered by the IUCN.
Pins are Wikidata “endemic to” fields. Orange dots, when present, are GBIF occurrence tiles — survey bias included.
In crisis
This, combined with damming of the watercourses it lives in, has caused drastic declines in its population. It has been locally extinct in Thailand since the 1990s and only Vietnam, occasionally exports live specimens into the trade. The IUCN assess this species as Critically Endangered.
Siamese tigerfish is Critically Endangered on this catalog because that is the IUCN category stored on Wikidata. Confirm the official criteria and any later count on iucnredlist.org.
Sources
Written for this catalog from the English Wikipedia article on Siamese tigerfish, Wikidata item Q5641741. Family and order context is original field-guide writing about the group, not a copied assessment of this one species. Wikipedia text is CC BY-SA. Not an IUCN assessment. Counts, when quoted, can change — confirm them on the recovery programme and on iucnredlist.org.
