Main identification features
Color: Light tan; under head with black stripe; bright white patches at upper corner of mouth and chin tip; sides of body peppered with fine dark dots: an iridescent blue-black blotch on gill cover; anal fin with central broad black stripe; dorsal fins red-brown with white margin, each ray with black dots that form several stripes; tail fin rust colored above and below, with grey center and white margin, and about 5 wavy brown bars in center; lower rays of pectoral fin and edges of median fins bright white.
Size: reaches 6.4 cm.
Habitat: intertidal sand bottoms in bays and estuaries.
Depth: 0-7 m.
Northern California to Baja and the western and northeastern Gulf of California.
|Links to other sites|
I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page.
|Following modified from FishBase|
|http://www.fishbase.org/Summary/speciesSummary.php?genusname=Ilypnus&speciesname=gilberti ---> https://www.fishbase.se/Summary/speciesSummary.php?genusname=Ilypnus&speciesname=gilberti|
https://www.fishbase.se/Summary/speciesSummary.php?genusname=Ilypnus&speciesname=gilberti ---> https://www.fishbase.se/summary/Ilypnus-gilberti.html
Common name (e.g. trout)
Genus + Species (e.g. Gadus morhua)
Google image Ilypnus gilberti
No image available for this species;
drawing shows typical fish in this Family.
Classification / Names Common names | Synonyms | Catalog of Fishes ( gen. , sp. ) | ITIS | CoL | WoRMS | CloffaActinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Gobiidae (Gobies) > Gobionellinae
Etymology: Ilypnus: Greek, ilyos, -ou = cave + Greek, hypnos = sleep (Ref. 45335 ) . More on authors: Eigenmann & Eigenmann .
Environment: milieu / climate zone / depth range / distribution range EcologyMarine; demersal. Subtropical; 39°N -
Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | FaunafriEastern Pacific: Tomales Bay in northern California, USA to southern Baja California in Mexico, including the Gulf of California.
Size / Weight / Age
range ? - ? cm