Diplodus argenteusSouth american silver porgy | South-American Silver Porgy
Temperate South America, Tropical Atlantic/Caribbean
Silver or light golden with a large black spot on tail base, slightly above centre, and sometimes faint, narrow, dark bars on sides. Body in adults quite high, and a slight bump on head in front of eyes. Found in turbulent waters, usually in the surfzone.
Max Size: 44 cm
Sea Temperature Range: 10.2-30.2°C
Habitat Generalization Index: N/A
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: Not Evaluated
Occurrence: Infrequent (2.2% 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: Large aggregations (150 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: Joe Shields