Warsaw grouper (Hyporthodus nigritus)

Scientific name: Hyporthodus nigritus Holbrook, 1855

The Warsaw grouper (Hyporthodus nigritus) is a marine fish of the family Serranidae.

Biology

Dorsal spines (total): 10; Dorsal soft rays (total): 13-15; Anal spines: 3; Anal soft rays: 9

Source: FishBase, licensed CC BY-NC 4.0.

Scientific name: Hyporthodus nigritus
Family: Serranidae (Sea basses: groupers and fairy basslets)
Order: Perciformes (Perch-like fish)
Class: Actinopterygii (Ray-finned fishes)
Maximum length: 230
Depth range: 55–525 m (180–1722 ft)
Environment: Marine; demersal; oceanodromous; depth range 55 - 525 m
Climate: Tropical
Distribution: Western Atlantic: Massachusetts, USA to the Gulf of Mexico, Cuba, Trinidad, Rio de Janeiro and Sao Paulo, Brazil. Rare in the West Indies (Cuba, Haiti, and Trinidad). Reports from the eastern Pacific are apparently misidentifications of Epinephelus exsul.
Conservation status (IUCN): Critically Endangered (CR) (A2d+3d), IUCN Grouper and Wrasse Specialist Group
Threat to humans: Harmless
Uses: Fisheries: commercial; gamefish: yes
Resilience: Low, minimum population doubling time 4.5 - 14 years (K=0.05-0.14; tmax=24)

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

Last updated 27 September 2026