Lebetus guilleti (Le Danois, 1913)

Common names: English: Guillet's goby
German: Guillet-Grundel

Common synonyms: none.

Length: 2.4 cm.

Fawn with some vertical dark bars on side. Head and back darker than belly. Dark spot in D1. Dorsal and caudal fins with dark stripes.

Body small, laterally compressed. Head small, eyes larger than snout. No head canals. Anterial nostril short. Predorsal area and head naked.
24-26 vertebrae.
Fins: D1 VI; D2 I+7-8 (7-9*); A I+4-5 (5-6*); P 16-17 (15-17).
*in the Atlantic population.

No informations; probably carnivorous; feeding on small invertebrates.

Post larvae: June to September (Atlantic).

5 - 13 m (2 - 30 m*). Coarse sand interrupted by bedrock areas (coralline deposit*); dwell on the sand surface; abundance up to 2 ind./m². Rare in Mediterranean Sea (maybe overlooked?).
*in the Atlantic population.

Lebetus guilleti, female
Photograph: Jürgen Herler ©
Northern Adriatic Sea, 7 m depth, August 2000



Species list
General info


Mediterranean: only at Banyuls (southern France) and northern Adriatic Sea: Kvarner region and Rovinj (Croatia); Atlantic: main distribution.



Literature on Lebetus guilleti


Engin S., Akdemir T., Keskin A.C., 2015: First record of Lebetus guilleti (Actinopterygii: Perciformes: Gobiidae) from the Sea of Marmara. Acta Ichthyologica et Piscatoria 45: 85-87.

Herler J. & M. Kovacic, 2002: Lebetus guilleti (Teleostei: Gobiidae) in the northern Adriatic Sea: first record and details on the species' morphology. Ann. Ser. Hist. Natur. (Koper). 12: 177-188.

Kovacic M., 2005: An annotated checklist of the family Gobiidae in the Adriatic Sea. Annales Ser. hist. nat. 15: 1-24.

Kovacic M., 2020: Checklist of gobies (Teleostei: Gobiidae) of the Mediterranean Sea and a key for species identification. Zootaxa 4877: 075-101.

Kovacic M. & Patzner R.A., 2011: North-Eastern Atlantic and Mediterranean Gobies. In: The Biology of Gobies. (Eds: Patzner R.A. et al.) Science Publishers: 177-206.

Kovacic M. & Schembri P.J., 2019: Twelve new records of gobies and clingfishes (Pisces: Teleostei) significantly increase small benthic fish diversity of Maltese waters. Medit. Mar. Sci., 20/2, 2019, 287-296.

Le Danois E., 1913: Contribution a l'étude systématique et biologique des poissons de la Manche Occidentale. Annls Inst. oceanogr., Monaco. 5: 1-124.

Miller P.J., 1963: Taxonomy and biology of the genus Lebetus (Teleostei-Gobioidea). Bull. Br. Mus. nat. Hist., Zool. 10: 205-256.

Miller P.J., 1971: The species of Lebetus (Teleostei: Gobiidae). J. mar. biol. Ass. U.K. 51: 771-776.

Miller P.J., 1986: Gobiidae. In: Fishes of the North-eastern Atlantic and the Mediterranean. Volume III. (Eds.: Whitehead P.J.P. et al.) pp. 1019-1085. UNESCO, Paris.

Patzner R.A., Moosleitner H., 1998: Die Grundeln des Mittelmeeres. Teil 4. Kleine Grundeln des Hartbodens 2. Das Aquarium 349: 38-41.

Riolo F. & Betti F., 2015: First record of Europe's smallest marine fish Lebetus guilleti (Gobiidae) in the Italian seas. Marine Biodiversity Records 8: e12.






Photographs of Lebetus guilleti


Lebetus guilleti, male
Northern Adriatic Sea, 7 m depth, August 2000
Photograph: Jürgern Herler ©
Lebetus guilleti, female
Northern Adriatic Sea, 7 m depth, August 2000
Photograph: Jürgern Herler ©

Drawings of Lebetus guilleti


Lateral line system of northern Adriatic L. guilleti; drawing from Herler & Kovacic, 2002

Pelvic disc of northern Adriatic L. guilleti; drawing from Herler & Kovacic, 2002

Drawing from Miller, 1986


Copyright © 2016 - Robert A. Patzner, Department of Ecology and Evolution, Univ. Salzburg, Austria.
State: 2016-04-17
E-mail: robert.patzner@sbg.ac.at