New Zealand Mayfly vs Small Minnow Mayfly
Side-by-side species comparison
| Attribute | New Zealand Mayfly | Small Minnow Mayfly |
|---|---|---|
| Scientific Name | Deleatidium lillii | Callibaetis ferrugineus |
| Order | Ephemeroptera | Ephemeroptera |
| Family | Leptophlebiidae | Baetidae |
| Size | 7-11 mm | 7-11 mm |
| Habitat | Rivers & Streams | Ponds & Lakes |
| Diet | Detritivores | Detritivores |
| Regions | New Zealand | North America |
| Conservation | Least Concern | Least Concern |
New Zealand Mayfly
The most abundant and widespread mayfly genus in New Zealand. Nymphs dominate the invertebrate fauna of stony streams throughout both islands.
Did You Know?
It is the most commonly used bioindicator insect for water quality testing in New Zealand.
Small Minnow Mayfly
A mottled brown mayfly common in still waters across North America. Nymphs are excellent swimmers that mimic small minnows.
Did You Know?
It can produce up to three generations per year in warm climates.