| Family: |
Gobiidae (Gobies), subfamily: Gobionellinae |
| Max. size: |
4.7 cm SL (male/unsexed); 3.9 cm SL (female); max. reported age: 1 years |
| Environment: |
demersal; marine; depth range 1 - 400 m, non-migratory |
| Distribution: |
Eastern Atlantic: Lofotens, Norway, to Gibraltar. Also known from the Mediterranean Sea. Eastern Central Atlantic: Madeira Island (Ref. 74541). |
| Diagnosis: |
Dorsal spines (total): 2-3; Dorsal soft rays (total): 18-20; Anal spines: 1-1; Anal soft rays: 20-21. Patterns of sensory papillae require detailed description. Pronounced sexual dimorphism. Anterior nostril a short tube. Pectoral fin uppermost rays within membrane. Males: with prominent front canine teeth; pelvic disc complete and deep; 1st dorsal with only 2 with rays. Females: pelvic disc reduced or lacking; 1st dorsal absent or rudimentary. Vertebrae 30(29-31). |
| Biology: |
Benthic and free swimming (Ref. 92840). This occasionally territorial species occurs in coastal waters, over shell, sand, or mud bottoms; males bottom-living during breeding season. Feed on zooplankton (Ref. 5204). Spawning takes place when 1 year old. Adults die afterwards. Eggs are laid in the empty tube-worms and are guarded by the male (Ref. 35388). Eggs are pear-shaped (Ref. 4696). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 11 March 2014 Ref. (130435)
|
| Threat to humans: |
harmless |
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