Forsterygion maryannae

Oblique swimming triplefin | Obliquichthys maryannae | Obliquichthys maryanne
Forsterygion maryannae
Forsterygion maryannae, Poor Knights Is, New Zealand, Photo: Andrew Green
Forsterygion maryannae
Forsterygion maryannae, Poor Knights Is, New Zealand, Photo: Andrew Green
Forsterygion maryannae
Forsterygion maryannae, Poor Knights Is, New Zealand, Photo: Rick Stuart-Smith
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Forsterygion maryannae
Forsterygion maryannae
Forsterygion maryannae

Distribution


Description

Body yellow with broad, black stripe extending along upper side of body. Mouth is strongly angled upward. 


Information

Max Size: 7 cm

Sea Temperature Range: 14-21.5°C

Depth: N/A

Habitat Generalization Index: 7.88

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 (83.0% 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 (226 per transect)

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