Classification / Names
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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Sicydiinae
Etymology: Sicyopus: Greek, sika, sikya = cucumber + Greek, pous = foot (Ref. 45335); exallisquamulus: From the Greek exallos, meaning special, distinguishing, and the Latin squamulus, meaning diminutive form for scales, in reference to the small and sexually dimorphic scales found on the abdomen..
More on authors: Watson & Kottelat.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bottenlevande. Tropical
Asia: Island od Halmahera in Maluku, Indonesia.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.1 cm SL hane/ej könsbestämd; (Ref. 57053)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 7; Mjukstrålar i ryggfenan (totalt) : 9 - 10; Taggstrålar i analfenan: 1; Mjukstrålar i analfenan: 9 - 10. Pectoral fin with 14-15 rays. Both sexes with small widely spaced scales ventral to first dorsal fin, ctenoid in male, cycloid in female. Both sexes with lobes associated with urogenital papilla. In male, first dorsal fin with spines 3 and or 4 sometimes filamentous (Ref. 57053).
Inhabits swift, clear high gradient streams with rocky and boulder strewn bottom (Ref. 57053).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Watson, R.E. and M. Kottelat, 2006. Two new freshwater gobies from Halmahera, Maluku, Indonesia (Teleostei: Gobioidei: Sicydiinae). Ichthyol. Explor. Freshwat. 17(2):121-128. (Ref. 57053)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).