New Zealand Mayfly vs Seychelles Cascader
Side-by-side species comparison
| Attribute | New Zealand Mayfly | Seychelles Cascader |
|---|---|---|
| Scientific Name | Deleatidium lillii | Zygonyx hookeri |
| Order | Ephemeroptera | Odonata |
| Family | Leptophlebiidae | Libellulidae |
| Size | 7-11 mm | 5-6.5 cm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Detritivores | Predators |
| Regions | New Zealand | Seychelles |
| Conservation | Least Concern | Endangered |
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.
Seychelles Cascader
A large dragonfly endemic to the Seychelles that breeds in fast-flowing streams and waterfalls. Adults hawk insects over cascading water.
Did You Know?
It is one of only two dragonfly species found exclusively in the Seychelles archipelago.