Mycteroperca bonaci
Black grouper | Bonaeci Arara | Marbled Rockfish | Rockfish | Black Rockfish
Distribution
Tropical Atlantic/Caribbean
Description
Light grey/brown with elongated rectangular markings on upper sides, lower sides with a maze like pattern of blotches made of evenly spaced spots, and broad black margins on anal, tail and second dorsal fins. Usually solitary but does form spawning aggregations. A sought after food fish.
Information
Max Size: 150 cm
Sea Temperature Range: 20.9-31.1°C
Depth: 6-75m
Habitat Generalization Index: 3.59
Also referred to as the SGI (Species Generalisation Index), this describes the habitat niche breadth of the species. Species with values less than 15 are found in a relatively narrow range of reef habitat types (specialists), while those over 25 may be found on most hard substrates within their range (generalists). Learn more here.
Conservation and Rarity
IUCN Status: Near Threatened
Occurrence: Infrequent (9.3% of sites)
Occurrence describes how often the species is found on surveys within its distribution. It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed
Abundance: Solitary (1 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: Joe Shields