''Alloclinus'' is a genus of

blennies Blennies (from the Greek and , mucus, slime) are a diverse clade of ray-finned fish in the suborder Blennioidei of the percomorph order Blenniiformes. They inhabit marine, brackish, and occasionally freshwater habitats, and generally share simi ...

in the family Labrisomidae. It is

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unisp ...

, being represented by the single species, ''Alloclinus holderi'', commonly known as the island kelpfish. ''Alloclinus holderi'' is a

subtropical The subtropical zones or subtropics are geographical zone, geographical and Köppen climate classification, climate zones immediately to the Northern Hemisphere, north and Southern Hemisphere, south of the tropics. Geographically part of the Ge ...

species native to the eastern Pacific Ocean from

Santa Cruz Island Santa Cruz Island (Spanish language, Spanish: ''Isla Santa Cruz'', Chumashan languages, Chumash: ''Limuw'') is located off the southwestern coast of Ventura, California, United States. It is the largest island in California and largest of the ei ...

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

, to

Baja California Baja California, officially the Free and Sovereign State of Baja California, is a state in Mexico. It is the northwesternmost of the 32 federal entities of Mexico. Before becoming a state in 1952, the area was known as the North Territory of B ...

. This species inhabits rocky areas and can be found down to about . It can reach a length of . The

specific name Specific name may refer to: * in Database management systems, a system-assigned name that is unique within a particular database In taxonomy, either of these two meanings, each with its own set of rules: * Specific name (botany), the two-part (bino ...

honours the American naturalist, conservationist and author

Charles Frederick Holder Charles Frederick Holder (1851–1915) was an American naturalist, conservationist, and writer who produced over 40 books and thousands of articles. Known as a pioneer of big-game fishing, he founded and led the Tuna Club of Avalon, credite ...

(1851-1915).

References

Labrisomidae Monotypic ray-finned fish genera Western North American coastal fauna Taxa named by Carl Leavitt Hubbs Monotypic marine fish genera {{Labrisomidae-stub