Symphodus ocellatus (Forsskal, 1775)
Synonyms: Labrus reticulatus Lacepede, 1802; Lutjanus ocellatus Risso, 1810; Crenilabrus olovaceus Risso, 1826; Crenilabrus ocellatus Kessler, 1859.
Common names: Russ: Rulen; Turk: Circir.
Order (Scientific): PERCIFORMES.
Family (Scientific): LABRIDAE.
Taxonomic descriptions: D XIII-XV 8-11; A III 8-11; P 11-13; Scales in lateral series 30-34; Gillirakers 14-18; Vertebrae 30-32 (Stojanov and all, 1963; Svetovidov, 1964); Head length equal to or shorter than body depth. Snout shorter than post-orbital. Colour: very variable. On opercle a large spot of varying coloration outlined usually with red. Size: to 12cm.
Black Sea Regional level:
Subregion level: VU (Bulgarian Coast)
Distribution: Mediterranean, Adriatic, Black Sea, Sea of Azov. In Bulgaria: rare, on the whole coast.
Habitats type, Critical habitats, Limiting factors: Inshore, near rocks; chemical substances.
Biology: Reproduction: May-July. Eggs on stone or gravel. Sexually mature at 1-2 years. Food: worms, amphipods, molluscs (Quignard and Pras, 1986).
Population trends: Declining.
Threats: Industrial pollution.
Conservation measures taken: None.
Conservation measures proposed: Reduction in chemical pollution.
Compiled by: Y.Sivkov, K.Prodanov.