White-Stockinged Black Fly vs Japanese Beetle Tachinid

Side-by-side species comparison

Attribute White-Stockinged Black Fly Japanese Beetle Tachinid
Scientific Name Simulium vittatum Istocheta aldrichi
Order Diptera Diptera
Family Simuliidae Tachinidae
Size 2-5 mm 5-7 mm
Habitat Rivers & Streams Orchards
Diet Blood Feeders Parasites
Regions North America North America, Asia
Conservation Least Concern Least Concern

White-Stockinged Black Fly

A widespread black fly species complex with distinctive white-banded legs. Larvae colonize almost any flowing water from irrigation ditches to large rivers.

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Did You Know?

It is one of the most commonly encountered black fly species in laboratory research.

Japanese Beetle Tachinid

A parasitic fly introduced from Japan to North America specifically for Japanese beetle control. Females lay eggs on the beetle's thorax.

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Did You Know?

White eggs visible on a Japanese beetle's thorax are a telltale sign of parasitism by this fly.