Black Mayfly vs African Migratory Locust

Side-by-side species comparison

Attribute Black Mayfly African Migratory Locust
Scientific Name Ephemera danica var. nigra Locusta migratoria migratorioides
Order Ephemeroptera Orthoptera
Family Ephemeridae Acrididae
Size 15-25 mm body 40-55 mm
Habitat Rivers & Streams Farmland
Diet Omnivores Omnivores
Regions Europe Sub-Saharan Africa
Conservation Least Concern Least Concern

Black Mayfly

A dark color variant of the common Green Drake mayfly found in some European populations. The dark form is more prevalent in upland, acidic waters. Important for trout feeding.

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Did You Know?

The dark form predominates in acidic upland streams while the typical yellow form prefers alkaline lowland rivers.

African Migratory Locust

A widespread African subspecies of the migratory locust that can form devastating swarms. Solitary individuals are green while gregarious ones turn brown and yellow.

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Did You Know?

The phase transformation from solitary to swarming is triggered by serotonin released when locusts bump into each other in crowded conditions.