Pycnochromis margaritifer

Whitetail puller | Bicolour Chromis | Chocolate Dip | Half and Half Chromis | Whitetail Chromis | Chromis margaritifer
Pycnochromis margaritifer
Pycnochromis margaritifer, adult, Photo: Rick Stuart-Smith
Pycnochromis margaritifer
Pycnochromis margaritifer, adult, NSW, Australia, Photo: Ian Shaw
Pycnochromis margaritifer
Pycnochromis margaritifer, adult, Northen GBR, Photo: Joe Shields
Pycnochromis margaritifer
Pycnochromis margaritifer, adult, Northern GBR, Photo: Joe Shields
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Pycnochromis margaritifer
Pycnochromis margaritifer
Pycnochromis margaritifer
Pycnochromis margaritifer

Distribution

Tropical Indo-Pacific


Description

Transition to white at rear of dorsal and anal fins further back on the body than on C. fieldi (Two-tone Puller) and C. iomelas (Half-and-half Puller).


Information

Max Size: N/A cm

Sea Temperature Range: 21.3-31.2°C

Depth: 2-20m

Habitat Generalization Index: 20.84

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: Common (34.8% 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 (57 per transect)

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