Labrador Minnow Mayfly vs Giant Michigan Mayfly
Side-by-side species comparison
| Attribute | Labrador Minnow Mayfly | Giant Michigan Mayfly |
|---|---|---|
| Scientific Name | Baetis labradoriensis | Hexagenia bilineata |
| Order | Ephemeroptera | Ephemeroptera |
| Family | Baetidae | Ephemeridae |
| Size | 5-8 mm | 18-28 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Omnivores | Detritivores |
| Regions | North America | North America |
| Conservation | Least Concern | Least Concern |
Labrador Minnow Mayfly
A small mayfly found in cold northern streams with rapid currents. Nymphs cling to submerged stones and feed on periphyton.
Did You Know?
Nymphs can complete their development in as little as three weeks during warm summer conditions.
Giant Michigan Mayfly
A large burrowing mayfly with two dark stripes on its thorax. Nymphs dig into soft clay and silt bottoms of large rivers.
Did You Know?
Mass emergences along the Great Lakes have caused road closures due to the slippery accumulation of millions of dead adults.