Serranus psittacinus
Barred serrano
Similar Species
Distribution
Tropical Eastern Pacific
Description
Pale grey/white background colour with short paired bars on upper sides, the bases of which sometimes merge to form a dark stripe along mid body and a row of large rounded black spots on lower sides. An elongated brown patch containing light spots on upper gill cover and dorsal fin with three black spots on rear half. Mainly inhabits small patch reefs and rubble areas.
Information
Max Size: 18 cm
Sea Temperature Range: 20.8-30.2°C
Depth: 2-60m
Habitat Generalization Index: 21.45
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: Least Concern
Occurrence: Common (39.6% 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: Several (7 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: Joe Shields