Ungusurculus riauensis Schwarzhans & Møller, 2007

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Ophidiiformes \| Bythitidae \| Brosmophycinae
Synonyms	... more
Common names	... more

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Main reference

Schwarzhans, W. and P.R. Møller. 2007. (Ref. 76869)
Other references | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 4.7 cm SL male/unsexed; (Ref. 76869); 5.6 cm SL (female)

Environment

Reef-associated; marine; depth range 0 - 1 m (Ref. 76869)

Climate / Range

Tropical

Western Pacific: restricted to the Indonesian Riau Archipelago and Singapore.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal soft rays (total): 70 - 77; Anal soft rays: 53 - 61; Vertebrae: 40 - 42. This species is diagnosed by the following characters: D 70-77, A 53-61, D/A 20-23, V in D 1.9-2.2; vertebrae 12+28-30=40-42; anterior nostril 1/4 distance from upper lip to aggregate distance to anterior margin of eye; free pseudoclaspers 2 pairs, the outer pseudoclasper wingshaped with broad base and distally widened supporter with massive anterior hook, prominent knob on inner face of outer pseudoclasper fitting into opening of inner pseudoclasper, the inner one long, massive, stalked, distally with claw-like, outwardly directed strong spines; cheeks with 5 scale rows on upper part and 3 rows on lower; no upper preopercular pore; otolith moderately elongate, its length to height is 2.0-2.2, pointed anterior tip, expanded posterior tip, sharp postdorsal angle, bent outwards, short sulcus with small ventral indentation at joining of ostium and cauda but completely fused colliculi, its centre anterior to centre of otolith, inclined about 10°, otolith length to sulcus length is 2.1 (Ref. 76869).


IUCN Red List Status (Ref. 57073)	Threat to humans
Not Evaluated

Human uses


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

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Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Low vulnerability (11 of 100)

Entered by Bailly, Nicolas

Modified by Bailly, Nicolas

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Page last modified by : elaxamana, 15 July 2009

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