* Eustrongylides tubifex (Nitzsch, 1819) Jagerskiöld, 1909

Site: mesenteries

Hosts: Ambloplites rupestris (1, 2, 3, 4); Ameiurus nebulosus (4, 8); Aplodinotus grunniens (4, 6); Catostomus catostomus (8); Catostomus commersonii (3, 6, 8); Culaea inconstans (8); Fundulus diaphanus (5); Ictalurus punctatus (6); Lepomis gibbosus (1, 2, 3, 4, 8); Micropterus dolomieu (4, 5, 6); Morone americana (4); Morone chrysops (6); Oncorhynchus mykiss (7); Perca flavescens (1, 2, 3, 4, 5, 6, 8); Sander vitreus (4); unspecified “fish” (7)

Distribution: Ontario

Records: 1. Measures 1987 (ON); 2. Measures 1988a (ON); 3. Measures 1988b (ON); 4. Dechtiar & Christie 1988 (ON); 5. Dechtiar et al. 1988 (ON); 6. Dechtiar & Nepszy 1988 (ON); 7. Measures 1988c (EX, ON); 8. Dechtiar et al. 1989 (ON)