| occurrence of the parasitic copepod ergasilus labracis on threespine sticklebacks from the south coast of newfoundland. | a study conducted from august to october 2013 surveyed threespine sticklebacks gasterosteus aculeatus (n = 822) for the presence of parasitic copepods in the vicinity of large sea-cage salmonid farms in bay d'espoir, newfoundland. the majority of parasitic copepods surveyed were ergasilus labracis (n = 4,684). other parasitic copepods observed on threespine sticklebacks during the survey included chalimus-stage lepeophtheirus spp. (n = 3), adult argulus alosae (n = 2), and a single thersitina ga ... | 2014 | 25321153 |