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Endoparasites are parasites which live inside a host and generally inhabit areas such as the gut, lungs, heart and blood vessels.
Endoparasites are important because:
Endoparasites belong to one of two types:
Further information about each of these types of parasites can be found by clicking the links above.

Nominations are open for the 2026 ESCCAP UK & Ireland Parasite Control Champion of the Year Award.
Click here for further details. Nominations close on 18th September 2026.
The award will be presented on Thursday 19th November 2026 at the London Vet Show.