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Pseudogobius javanicus in Palau

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Pseudogobius javanicus   (Bleeker, 1856)
Family:	Gobiidae (Gobies) , subfamily: Gobionellinae			picture (Psjav_u1.gif) by FAO
Order:	Perciformes  (perch-likes)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:
Max. size:	6.0 cm SL (male/unsexed; Ref. 12693)
Environment:	benthopelagic; amphidromous; pH range: 7; dH range: 10 - 15
Climate:	tropical; 23 - 25°C
Global Importance:	fisheries: of no interest
Resilience:	High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Distribution:	Indo-West Pacific: India to Australia and northward to China.
Diagnosis:	Dorsal spines (total): 7-7; Dorsal soft rays (total): 7-7; Anal spines: 1-1; Anal soft rays: 7-8; Vertebrae: 26-26. Color when fresh greenish and somewhat transparent. Body with numerous minute spots; 1st dorsal with a black blotch; caudal fin base with 2 vertically black spots. Longitudinal scales 27-28; transverse scales 7; predorsal scales 6-7. Maxillary extends to the vertical of anterial half of eye, upper jaw prominent; lips thin. Snout obtuse, overhanging the upper lips. Head scaled above behind eye and opercle. Scales on head, breast and belly cycloid; on lateral side of body ctenoid. Middle spines of 1st dorsal longest; 2nd dorsal and anal higher than 1st dorsal; pectoral and ventral about as long as head (Ref. 43550).
Biology:	Adults occurs in the sea, estuaries and rivers (Ref. 4833). Feed on small fishes and invertebrates (Ref. 12693)
Threatened:	Not Evaluated, see IUCN Red List  , (Ref. 36508)
Dangerous:	harmless
Coordinator:
Main Ref:	Larson, H.K.. 2001. (Ref. 43716)
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Palau country information
Common names:	[ No common name ]		Ref:
Status:	native		Ref:  Myers, R.F., 1999
Salinity:	freshwater
Uses:	no uses
Comments:	Recorded from Merab ra Chol Creek and Metengalakumer River.
Country Information:	www.cia.gov/cia/publications/factbook/geos/ps.html
Occurrences:	Occurrences    Point map
Main Ref:	Bright, G.R. and J.A. June, 1981
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More information:	Countries FAO areas Occurrences Introductions Ecosystem Ecology Diet Food items Food consumption Ration Predators Ciguatera Fish loss Common names Synonyms Pictures Sounds Reproduction Maturity Spawning Eggs Egg dev. Larvae Larval dynamics References Growth L-W relationship L-L relationship Length frequencies Recruitment Max. age & size Metabolism Morphology Morphometrics Gill area Brains Vision Collaborators Genetics Allele frequencies Heritability Strains Aquaculture Aquaculture profile Diseases Ecotoxicology Processing Speed Swim. type Stamps
	Note: No data are available if label is black .
Tools:	Biogeographic modelling | E-book | Field guide | Length-frequency Wizard | Life-history tool | Point map |
Internet sources:	BiOSC Point Data | CISTI | Google | GOBASE | GenBank ( genome, nucleotide ) | National databases | PubMed | Scirus | Tree of Life | Zoological Record
	Note: use the Back button of your browser to return to FishBase.
	Modified:  Pablico, Grace Tolentino	Entered:  Torres, Armi G.

	Ref.:				Glossary
		(e.g. 9948)				(e.g. cephalopods)
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Page created by: Eli, 20.10.03, last modified by Eli, 26.06.07