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Setting up your tank

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Warsaw grouper (Hyporthodus nigritus) fish species and information / pictures of Warsaw grouper - Hyporthodus nigritus

Warsaw grouper (Hyporthodus nigritus) fish species information

Scientific Name
Hyporthodus nigritus

Common Name
Warsaw grouper

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

Classification

Classified By

Holbrook, 1855

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Sea basses: groupers and fairy basslets (Serranidae)

Distribution

Region

Western Atlantic

Distribution

Western Atlantic: Massachusetts, USA to the Gulf of Mexico, Cuba, Trinidad, Rio de Janeiro and Sao Paulo (Ref. 47377), Brazil. Rare in the West Indies (Cuba, Haiti, and Trinidad). Reports from the eastern Pacific are apparently misidentifications of Epinephelus exsul.

Range

41°N - 27°S, 98°W - 39°W

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

55 m

Depth To - meters

525 m

Zone

demersal

Environment

Marine; demersal; oceanodromous (Ref. 51243); depth range 55 - 525 m (Ref. 5222)

Trophic Level

3.97 s.e. 0.61 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

230 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5001 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial; gamefish: yes

Vulnerability

High to very high vulnerability (68 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (K=0.05-0.14; tmax=24)

Threat To Humans

Harmless

IUCN Red List Status

Critically Endangered (CR) (A2d+3d), IUCN Grouper and Wrasse Specialist Group