Poroderma africanum

Striped catshark | Pyjama Shark
Poroderma africanum
Poroderma africanum, Storms River Mouth, Eastern Cape Province, South Africa, Photo: Sophie Edgar


Temperate Africa


A small shark with black stripes along body and short barbels below tip of snout. A social shark that congregates in groups in the intertidal and shallow subtidal zones, often seen resting during the day in caves and crevices.


Max Size: 101 cm

Sea Temperature Range: 14.8-23.7°C

Depth: 0-100m

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: Widespread (80% 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