Overview

Comprehensive Description

Biology

Specimens were collected from coral-enclosed area and reef bordering eel-grass flat (Ref. 13690). Also found among branches of hard corals including Echinopora horrida, E.mammiformis and Hydnophora rigida (Ref 90102).
  • Harold, A.S. and R. Winterbottom 1995 Gobiodon acicularis, a new species of gobioid fish (Teleostei: Gobiidae) from Belau, Micronesia. Proc. Biol. Soc. Wash. 108(4):687-694. (Ref. 13690)
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Distribution

Western Central Pacific: Belau [=Palau] to Indonesia.
  • Harold, A.S. and R. Winterbottom 1995 Gobiodon acicularis, a new species of gobioid fish (Teleostei: Gobiidae) from Belau, Micronesia. Proc. Biol. Soc. Wash. 108(4):687-694. (Ref. 13690)
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West Pacific.
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Physical Description

Morphology

Dorsal spines (total): 6 - 7; Dorsal soft rays (total): 10 - 11; Analspines: 1; Analsoft rays: 9
  • Myers, R.F. 1999 Micronesian reef fishes: a comprehensive guide to the coral reef fishes of Micronesia, 3rd revised and expanded edition. Coral Graphics, Barrigada, Guam. 330 p. (Ref. 37816)
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Size

Maximum size: 39 mm SL
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Max. size

3.9 cm SL (male/unsexed; (Ref. 13690))
  • Harold, A.S. and R. Winterbottom 1995 Gobiodon acicularis, a new species of gobioid fish (Teleostei: Gobiidae) from Belau, Micronesia. Proc. Biol. Soc. Wash. 108(4):687-694. (Ref. 13690)
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Diagnostic Description

Only species in the genus with a filamentous first dorsal spine. (Ref. 37816); characterized by yellowish-brown to black color including fins; triangular first dorsal fin, prolonged and filamentous at apex; absence of scales; complete pelvic fin frenum and basal membrane; pelvic fin reaching anus; depth of body at pelvic fin level 2.0-2.5 in SL (Ref 90102).
  • Myers, R.F. 1999 Micronesian reef fishes: a comprehensive guide to the coral reef fishes of Micronesia, 3rd revised and expanded edition. Coral Graphics, Barrigada, Guam. 330 p. (Ref. 37816)
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Ecology

Habitat

Environment

reef-associated; marine
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Depth range based on 7 specimens in 1 taxon.
Water temperature and chemistry ranges based on 7 samples.

Environmental ranges
  Depth range (m): 3 - 13.7
  Temperature range (°C): 28.897 - 28.954
  Nitrate (umol/L): 0.068 - 0.099
  Salinity (PPS): 34.131 - 34.171
  Oxygen (ml/l): 4.525 - 4.549
  Phosphate (umol/l): 0.108 - 0.113
  Silicate (umol/l): 1.579 - 1.596

Graphical representation

Depth range (m): 3 - 13.7

Temperature range (°C): 28.897 - 28.954

Nitrate (umol/L): 0.068 - 0.099

Salinity (PPS): 34.131 - 34.171

Oxygen (ml/l): 4.525 - 4.549

Phosphate (umol/l): 0.108 - 0.113

Silicate (umol/l): 1.579 - 1.596
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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Trophic Strategy

Inhabits shallow sheltered backreef areas where it occurs among the branches of Porites cylindrica. Specimens were collected from coral-enclosed area and reef bordering eelgrass flat (Ref. 13690).
  • Myers, R.F. 1999 Micronesian reef fishes: a comprehensive guide to the coral reef fishes of Micronesia, 3rd revised and expanded edition. Coral Graphics, Barrigada, Guam. 330 p. (Ref. 37816)
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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage: Gobiodon acicularis

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 0
Specimens with Barcodes: 1
Species With Barcodes: 1
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Conservation

Threats

Not Evaluated
  • IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006.
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Wikipedia

Gobiodon acicularis

Gobiodon acicularis, the needlespine coral goby, is a species of goby native to the western central Pacific Ocean where it is an inhabitant of tropical coral reefs and eelgrass beds from Indonesia to Palau. It grows to a length of 3.9 centimetres (1.5 in) SL.[1]

References[edit]

  1. ^ Froese, Rainer and Pauly, Daniel, eds. (2013). "Gobiodon acicularis" in FishBase. June 2013 version.


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