In the 6 months from June to November, the average sea temperature exceeds 20 Â°C (68 Â°F). In May and December-the transition months-the average is around 18 Â°C (64 Â°F).In the second half of April, which is the beginning of the summer/holiday season the average sea temperature is 17 Â°C (63 Â°F).The highest sea temperature is 27 Â°C (81 Â°F) in the middle-3rd week of August.n May and December-the transition months-the average is around 18 Â°C (64 Â°F). In the second half of April, which is the beginning of the summer/holiday season the average sea temperature is 17 Â°C (63 Â°F). The highest sea temperature is 27 Â°C (81 Â°F) in the middle-3rd week of August.
Causes. People get trichinosis when they eat undercooked meat â such as pork, bear, walrus or horse â that is infected with the immature form (larvae) of the trichinella roundworm. In nature, animals are infected when they feed on other infected animals.
Lesson Summary. 1  Most protist diseases in humans are caused by protozoa. 2  Protozoa make humans sick when they become human parasites. 3  Trypanosoma protozoa cause Chagas disease and sleeping sickness. 4  Giardia protozoa cause giardiasis, and Plasmodium protozoa cause malaria.rypanosoma Protozoa. Members of the genus Trypanosoma are flagellate protozoa that cause sleeping sickness, which is common in Africa. They also cause Chagas disease, which is common in South America. The parasites are spread by insect vectors.