>
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Astrabe: Greek, astabe, -es = regular (Ref. 45335).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina bottenlevande; djupintervall 1 - 2 m (Ref. 12703). Temperate
Northwest Pacific: Japan.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 4.8 cm SL hane/ej könsbestämd; (Ref. 12703); 3.5 cm SL (female)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 4; Mjukstrålar i ryggfenan (totalt) : 9 - 10; Taggstrålar i analfenan: 1; Mjukstrålar i analfenan: 8 - 9; Ryggkotor: 30. This species is distinguished by the following characters: protrusion present on the upper posterior part of dermal fold along the upper margin of eye; longitudinal scales 51-54 (mean 52.7); transverse scales 10-14 (mean 11.7); predorsal scales absent; no scales on belly; scales do not extend to the first dorsal, second dorsal and anal fins; width of scaled area 44.0-66.7% (mean 57.7%) of body depth at origin of anal fin; a narrow white transverse band across base of pectoral fins whose width at median dorsal line is 4.0-8.0% (mean 6.2%) of SL; a white transverse band of similar width across anterior part of first dorsal fin extending to the ventral side of the body; when alive, white markings present on a dark brown ground colour (Ref. 12703).
Body shape (shape guide): elongated; Cross section: oval.
Specimens found under stones of 5 to 30 in diameter (Ref. 12703).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Akihito, P. and K. Meguro, 1988. Two new species of goby of the genus Astrabe from Japan. Jap. J. Ichthyol. 34(4):409-420. (Ref. 12703)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00708 (0.00335 - 0.01497), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.3 ±0.5 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (12 of 100). 🛈 |