Microspathodon dorsalis, Cocos Island, Costa Rica, Photo: Graham Edgar
Microspathodon dorsalis, Juvenile. Photo: Graham Edgar
Microspathodon dorsalis, Juvenile, Malpelo Island, Colombia, Photo: Graham Edgar
Microspathodon dorsalis, Malpelo Island, Colombia, Photo: Graham Edgar
Tropical Eastern Pacific
Dark blue-green body with a large rounded head and lips, fins mildly filamentous with bright blue margins. Juveniles with blue dashes over body and a curved row of larger blue spots on side. Inhabits reefs, below the surf zone, and aggressively defend it's territory.
Max Size: 31 cm
Sea Temperature Range: 22.8-30.4°C
Habitat: Coral Reef, Rocky Reef
Habitat Generalisation Index: 21
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
IUCN Threat Status: Least Concern
Occurrence: Common (46% 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 (10 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.