Protozoan parasites represent a persistent and multifaceted threat to marine aquaculture, affecting a broad range of farmed species from finfish to shellfish across temperate and tropical regions.

Scientists have discovered a parasite is behind a severe die-off of long-spined sea urchins across the Caribbean Sea, which has had devastating consequences for coral reefs and surrounding marine ...

The long-spined sea urchin Diadema antillarum is a keystone species. Coral reefs rely on healthy sea urchins to eat algae so coral can thrive. Healthy coral means healthy fish, and their positive ...

Using genome reconstruction, scientists unveiled a once 'invisible' fish parasite present in many marine fish world-wide that belongs to the apicomplexans, one of the most important groups of ...

Marine fish harbour a remarkable diversity of parasitic organisms, spanning protozoa, helminths (cestodes, trematodes and nematodes) and crustaceans. These parasites complete complex life cycles ...

In recent years, physicians and scientists in parts of Brazil where visceral leishmaniasis (VL) is endemic have seen rising numbers of cases of co-infection by Leishmania infantum and Crithidia, also ...