Tridentiger trigonocephalus, Adult, Victoria, Australia, Photo: Rick Stuart-Smith
Tridentiger trigonocephalus, Northern Honshu, Japan, Photo: Graham Edgar
Tridentiger trigonocephalus, Adult, Geelong, Victoria, Photo: Andrew Green
Distribution
Temperate Australasia, Temperate northern Pacific
Description
Large goby with blunt head, eyes well forward on head. Alternating narrow light stripes and darker wider stripes along the side. May display several roughly H-shaped dark blotches on the side. Base body colour white to light grey to yellowish. Introduced from Japan to Port Phillip Bay, Victoria (e.g. Corio Bay, Geelong area). Found in muddy / silty areas, e.g. under jetties.
Information
Max Size: 11 cm
Sea Temperature Range: 5.7-26.1°C
Rarity
IUCN Threat Status: Not Evaluated
Occurrence: Infrequent (4% 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.
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