Author: (de Buen, 1923)
Pomatoschistus lozanoi (de Buen, 1923)
Status in World Register of Marine Species:
Accepted name: Pomatoschistus lozanoi (de Buen, 1923) (updated 2009-06-25)
Diagnosis: lateral line system with sub-orbital row a having numerous short transverse rows around lower edge of orbit; row b extending forwards to below anterior half of eye; transverse rows beneath row b include cp and 2 other rows descending through or below level of row d, at angle of jaws, middle and rear of latter row respectively; head canals with pores w and d. Eyes dorsolateral. Branchiostegal membrane attached for anterior quarter to half isthmus side. Predorsal area and breast scaled. Pelvic disc anterior membrane with villose rear edge. Caudal fin rounded. Dl VI; D2 I + 9-12; A I + 9-12; P 18-21. Scales in lateral series 57-65. Vertebrae 32 (30-33). Colour: brownish, with fine darker reticulation and ferruginous specks; adult male with about 7-9 vertical dark striae, pale or dark breast, and distal dark spot in rear of first dorsal fin; female lacks first dorsal spot and chin blotch. Size: to 8 cm.
Habitat: usually inshore (to 70 80 m) and off mouths of estuaries. Food: small crustaceans (mysids, amphipods, copepods), nematodes. Reproduction: May-August (Waddensea); repeat spawning. Eggs 0.95-1.20 x 0.5-0.63 mm, usually on empty Mactra, Laevicardium and Cardium valves. Sexually mature by 1 year. Lifespan: probably not more than 2 years. Hybridization: may interbreed with P. minutus (Pallas, 1770) and P. norvegicus (Collett, 1903) (Webb, 1980; Wallis and Beardmore, 1980).
Distribution: eastern Atlantic (North Sea to north-western Spain). Recently recorded from Portugal (Cascais).
Eggs, larvae and young stages. Holt, 1890: 34, fig. 1-3 | Petersen, 1891: 4, pl. 1a (fig. 12), pl. Ib (fig. 13) | Holt, 1899: 43 | Ehrenbaum, 1905: 97, fig. 43 | Shann, 1910: 219, pl. 9 (fig. 1-3) | Petersen, 1919: 54, pl. I (fig. 6-10) | Lebour, 1919b: 55, pl. 1 (fig. 1) | de Buen, 1923: 231, fig. 55 | Padoa, 1953: 658, fig. 534-538 | Vodyanitzky and Kazanova, 1954: fig. 56 (2 fig.) | Kinzer, 1960: fig. 20 | Fonds, 1970: 624, fig. 2.
Otoliths (sagitta). Fryd, 1901: 23, 1 fig. | Scott, 1900: 58, pl. IIB (fig. 21-24) | Havinga, 1933: 79 | Bauzá-Rullán, 1961a: 158, pl. II (fig. 17-18).