Se registran por primera vez en el literal de Canarias dos especies de hirudineos parasites de peces que pertenecen a Piscicolidae. familia de amplia distribucion: Trachelobdella lubrica (Grube, 1840) y Stibarobdella macrothela (Schmarda, 1861). Los ejemplares se recolectaron en diversos ambientes costeros. en ningun caso fijados al pez hospedador. Se aportan nuevos datos sobre la distribucion de estas dos especies e iconografla original para su identificacion.
Two species of sea leeches, parasites of fishes, are recorded for the first time for the littoral of Canary Islands. Both are members of the widely distributed family Piscicolidae: Trachelobdella lubrica (Grube, 1840) and Stibarobdella macrothela (Schmarda, 1861).
Specimens were collected in various coastal environments, not fixed to the fish host. New information is contributed on the distribution of these two species, as well as original ico- nography for its identification.
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