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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Sicydiinae
Etymology: Cotylopus: Greek, kotyle = small vessel, a cup like cavity or organ + Greek, pous = feet (Ref. 45335).
More on author: Guichenot.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina; sötvatten; brackvatten bentopelagisk; amfidrom (Ref. 57749). Tropical (Ref. 26638)
Africa: Mauritius and Reunion. Wide distribution in Reunion, less abundant in Mauritius (Ref. 57749).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 13.4 cm TL hane/ej könsbestämd; (Ref. 4343)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 7; Mjukstrålar i ryggfenan (totalt) : 8 - 9. Long body almost cylindrical. Height 7 to 9 times in TL. Rounded snout. Slightly inferior mouth and prominent upper jaw. Conic teeth of the lower jaw are the same size. Head longer than high. Nape and belly without scales. Brownish to black body. Scales of the back and of the flanks marked with irregular edging ribbons brown to yellow. Second dorsal and anal fin are beige, sometimes spotted with a darker edging ribbon on the external edge for the anal fin. Pectoral and pelvic fins are greyish to brownish (Ref. 48660).
Body shape (shape guide): fusiform / normal.
Inhabits swift clear rainforest streams, where it feeds on algae (Ref. 26638). Hatching and larval stages in the sea, post-larvae and adults in freshwater (Ref. 4343). Also Ref. 51243.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Watson, R.E., 1995. Review of the freshwater goby genus Cotylopus (Teleostei: Gobiidae: Sicydiinae). Ichthyol. Explor. Freshwat. 6(1):61-70. (Ref. 26638)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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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). |
Trofisk nivå (Ref. 69278) |
2.0 ±0.00 se; based on food items. |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (24 of 100). 🛈 |
Näringsämnen (Ref. 124155) |
Calcium = 202 [112, 478] mg/100g; Iron = 1.16 [0.57, 2.26] mg/100g; Protein = 16.9 [15.0, 18.5] %; Omega3 = 0.22 [0.09, 0.49] g/100g; Selenium = 43.5 [21.9, 95.8] μg/100g; VitaminA = 37.3 [9.9, 109.4] μg/100g; Zinc = 2.84 [1.91, 4.26] mg/100g (wet weight); |