Lake blackhand paradise fish (Polynemus melanochir dulcis)

Scientific name: Polynemus melanochir dulcis Motomura & Sabaj P?rez, 2002

The Lake blackhand paradise fish (Polynemus melanochir dulcis) is a freshwater fish of the family Polynemidae. Native range: Asia, endemic to Lake Tonle Sap, Cambodia.

Biology

Dorsal spines (total): 8 - 9; Dorsal soft rays (total): 16; Anal spines: 3; Anal soft rays: 11 - 12. Head and body grayish-black dorsally, pale whitish-yellow ventrally. Snout long, strongly pointed (7% of SL). Pectoral filaments 7, the last probably the longest. Upper caudal fin lobe short (34-35% of SL). Swim bladder absent.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Polynemus melanochir dulcis
Family
Polynemidae (Threadfins)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
13.5
Environment
Freshwater; demersal
Climate
Tropical
Distribution
Asia: endemic to Lake Tonle Sap, Cambodia.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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