Helcogrammoides cunninghami

Cunninghams triplefin | Cunningham's Triplefin

Helcogrammoides cunninghami, Chubut, Argentina, Photo: Graham Edgar

Helcogrammoides cunninghami, Los Lagos, Chile, Photo: Graham Edgar

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Similar Species

Hypsoblennius sordidus

Same Genus

Helcogrammoides chilensis

Distribution

Temperate South America

Description

Mottled red-brown body with alternating dark and light saddles on back, and a broad dark band on tail base bordered by narrow white bands. First dorsal fin opaque with red-brown spots, and elongated first spine. Pectoral fins with white spots. Inhabits rocky reefs where it sits down on the rocks.

Information

Max Size: 5 cm

Sea Temperature Range: 8.3-19.4°C

Depth: 0-10m

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 (91.2% 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: Many (20 per transect)

Abundance is calculated as the average number of individuals recorded per RLS transect, where present.

Edit by: Joe Shields

Further Information

IUCN Red List