Actinopteri (ray-finned fishes) > Gobiiformes
(Gobies) > Gobiidae
(Gobies) > Gobionellinae
Etymology: Pomatoschistus: Greek, poma, -atos = cover, operculum + Greek, schistos = divided (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; brackish; demersal; depth range 70 - 80 m (Ref. 4696), usually - m (Ref. ). Temperate; 0°C - ; 58°N - 38°N, 10°W - 9°E
Northeast Atlantic: North Sea to northwestern Spain. Recently recorded from Portugal (Cascais).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 8.0 cm TL male/unsexed; (Ref. 35388); max. reported age: 2.00 years (Ref. 4696)
Morphology | Morphometrics
Male has a small black spot and dark longitudinal bands in the first dorsal fins (Ref. 35388).
Found in shallow waters. Spawn when 1 year old. Eggs are laid under empty bivalve shells (Ref. 35388). Feed on small crustaceans (mysids, amphipods, copepods), nematodes.
Miller, P.J., 1986. Gobiidae. p. 1019-1085. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. Volume 3. UNESCO, Paris. (Ref. 4696)
IUCN Red List Status (Ref. 124695)
Threat to humans
Estimates based on models
Preferred temperature (Ref. 115969
): 7.3 - 11.7, mean 10 °C (based on 12 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00293 - 0.01631), b=3.05 (2.88 - 3.22), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.1 ±0.34 se; based on food items.
Generation time: 1.2 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (tm=1; k >0.30; fec = 410).
Vulnerability (Ref. 59153
): Low vulnerability (15 of 100) .