Ambassis jacksoniensis

Ambassidae
Port Jackson Glassfish, Port Jackson Glassfish, Port Jackson Perchlet
  • Ambassis jacksoniensis, Jervis Bay, New South Wales, Australia, Photo: Graham Edgar
    Ambassis jacksoniensis, Jervis Bay, New South Wales, Australia, Photo: Graham Edgar
Distribution
Temperate Australasia, Tropical Indo-Pacific
Description
Body translucent and slender, dorsal fin deeply-notched and transparent, rounded snout. Generally noticed by divers under jetties and along breakwaters, where animals can shelter from predators and feed on passing plankton.
Information
  • Max Size: 7 cm
  • Sea Temperature Range: 12.4-23.0°C
  • Depth: 0-6m
  • Habitat: Coral Reef, Mangrove, Rocky Reef, Seagrass, Soft sediment
Rarity
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Infrequent (1% 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 (262 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: GJ Edgar. 2008. Australian Marine Life. New Holland, Sydney
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