Cosmopolitan in warm waters. Western Pacific: Japan to New Zealand and Norfolk Island.
Eastern Pacific: San Francisco in California, USA to Chile.
Western Atlantic: Nova Scotia, Canada to Argentina.
Eastern Atlantic: North Sea to the Canary Islands, including the western Mediterranean. Recorded from Iceland and between Sweden and Denmark.
Usually associated with sharks but also attaches itself to other large fishes, sea turtles and even ships; found in gill chambers, fins and body surface.
Younger individual is more active as parasite pickers. Feeds on parasitic copepods
Echeneis borboniensis Guichenot, 1863
Echeneis bourboniensis Duméril, 1858
Echeneis nubifera Tanaka, 1915
Echeneis parva Gronow, 1854
Echeneis postica Poey, 1860
Echeneis remeligo Guichenot, 1863
Echeneis remeligo Duméril, 1858
Echeneis remiligo Guichenot, 1863 (misspelling)
Echeneis remora Linnaeus, 1758
Echeneis remoroides Bleeker, 1855
Echeneis squalipeta Daldorff, 1793