Green Chironomid vs Neavei Black Fly

Side-by-side species comparison

Attribute Green Chironomid Neavei Black Fly
Scientific Name Tanytarsus pallidicornis Simulium neavei
Order Diptera Diptera
Family Chironomidae Simuliidae
Size 3-5 mm 2-3 mm
Habitat Ponds & Lakes Forests
Diet Omnivores Herbivores
Regions Europe East Africa, including Uganda, Tanzania, Kenya
Conservation Least Concern Least Concern

Green Chironomid

A small greenish midge common in clean flowing water habitats. Larvae build portable silk tubes attached to stone surfaces.

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Did You Know?

Males form dense aerial mating swarms at dusk that resemble rising columns of smoke above waterways.

Neavei Black Fly

A small black fly whose larvae uniquely attach to freshwater crabs rather than rocks or vegetation. It is a vector of river blindness in East Africa, particularly in forested areas. The association with crabs makes it vulnerable to control by removing the crab hosts.

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Did You Know?

Eliminating the freshwater crabs that carry its larvae successfully eradicated onchocerciasis from parts of East Africa.