Anisotremus scapularis, Galapagos, Ecuador, Photo: Graham Edgar
Anisotremus scapularis, Galapagos, Ecuador, Photo: Graham Edgar
Distribution
Tropical Eastern Pacific
Description
Stout, silvery-grey body with a light lateral line, and a dark rear margin of gill cover. Forms schools in mid water above boulder strewn reefs, and steep slopes in areas with good water movement.
Information
Max Size: 40 cm
Sea Temperature Range: 20.1-26.2°C
Depth: 3-30m
Habitat: Coral Reef, Rocky Reef
Habitat Generalisation Index: 2.9
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
Rarity
IUCN Threat Status: Least Concern
Occurrence: Common (20% 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: Many (33 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Anisotremus scapularis, Galapagos, Ecuador, Photo: Graham Edgar
Anisotremus scapularis, Galapagos, Ecuador, Photo: Graham Edgar
