Host-Parasite Interactions in Some Fish Species

Table 2

Comparison of the abundance (𝑥  ± s.e.) and prevalence (%) of some metazoan parasites found in the digestive tract of two populations of Arctic charr (n = 25) living near the surface and in the midwater benthic zone of Gander Lake, Newfoundland.

Parasite taxa	Parasite species	Fish groups
		Surface		Midwater/benthic
		𝑥  ± s.e.	%	𝑥  ± s.e.	%
Trematoda	Bunodera lucioperca	<0.1	12	—	—
	Crepidostomum sp.	<0.1	8	—	—
Cestoidea	Eubothrium salvalini	3.2 ± 0.4	100	<0.1	12
	Proteocephalus sp.	<0.1	32	—	—
Nematoda	Pseudocapillaria salvelini	2.1 ± 0.2	100	<0.1	8
Acanthocephala	Echinorhynchus lateralis	<0.1	20	—	—