The monogene Dactylogyrus eucalius Mizelle and Regensberger, 1945 and its ability to maintain a population from year to year on the annual fish Culaea inconstans Kirkland was examined in a small lake in central Ontario. Fish were sampled toward the end of their annual breeding season, at a time when the host population consisted of 2 cohorts, i.e., young-of-the-year (0+) and mature adults (1+)....

Ectoparasites which often attack tilapia include Trichodina sp., Dactylogyrus spp., Gyrodactylus and Epistylis spp. This research aims to determine the types, prevalence, intensity of ectoparasites found on (Oreochromis niloticus) in floating net cages Batanghari River, Jambi. The was conducted from February through March 2020. A survey method is carried out direct sampling at study site identi...

Whale sharks Rhincodon typus frequently appear to interact or associate with other species, which vary depending on the community structure and demographic of whale at each location globally. Here, we present species sighted around in Galapagos Archipelago reported by dive guides scientists also earlier publications. These associated include cetacean species: bottlenose dolphins Tursiops trunca...

Three new and one already known species of Dactylogyrus Diesing, 1850 are described from five Labeo (Cyprinidae) sampled in the middle section Sanaga hydrosystem (Centre Region-Cameroon): sanagaensis sp. nov. Tshibwabwa, 1997, L. nunensis Pellegrin, 1929, camerunensis Trewavas, 1974 annectens Boulenger, 1903; nachtigalensis D. yassensis Musilová, Řehulková & Gelnar, 2009 batesii 1911; djimensis...