Dactylophora nigricans

Cheilodactylidae
Dusky Morwong
  • Dactylophora nigricans, Baird Bay, SA, Photo: Andrew Green
    Dactylophora nigricans, Baird Bay, SA, Photo: Andrew Green
  • Dactylophora nigricans, Busselton, WA, Photo: Graham Edgar
    Dactylophora nigricans, Busselton, WA, Photo: Graham Edgar
  • Dactylophora nigricans, Jervis Bay, NSW, Photo: Andrew Green
    Dactylophora nigricans, Jervis Bay, NSW, Photo: Andrew Green
  • Dactylophora nigricans, Stanley, TAS, Photo: Rick Stuart-Smith
    Dactylophora nigricans, Stanley, TAS, Photo: Rick Stuart-Smith
  • Dactylophora nigricans, Jurien Bay, WA, Photo: Graham Edgar
    Dactylophora nigricans, Jurien Bay, WA, Photo: Graham Edgar
  • Dactylophora nigricans, Busselton, WA, Photo: Rick Stuart-Smith
    Dactylophora nigricans, Busselton, WA, Photo: Rick Stuart-Smith
Distribution
Temperate Australasia
Description
Adult fish have a uniform green-brown colour; juveniles have brown spots and bars on the upper body and tail.
Information
  • Max Size: 120 cm
  • Sea Temperature Range: 11.8-22.7°C
  • Depth: 1-30 m
  • Habitat: Rocky Reef, Seagrass, Soft sediment
  • Habitat Generalisation Index: 4
    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
Rarity
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Common (36% 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.
Edit by: GJ Edgar. 2008. Australian Marine Life. New Holland, Sydney
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