Pacific Seashore Rove Beetle vs Eastern Pondhawk
Side-by-side species comparison
| Attribute | Pacific Seashore Rove Beetle | Eastern Pondhawk |
|---|---|---|
| Scientific Name | Cafius canescens | Erythemis simplicicollis |
| Order | Coleoptera | Odonata |
| Family | Staphylinidae | Libellulidae |
| Size | 5-7 mm | 55-63 mm wingspan |
| Habitat | Beaches & Coastal | Ponds & Lakes |
| Diet | Predators | Predators |
| Regions | Pacific coast of North America, Hawaii | North America, Central America |
| Conservation | Least Concern | Least Concern |
Pacific Seashore Rove Beetle
A small, grayish-pubescent rove beetle found along the Pacific coast of the Americas under kelp and seaweed deposits. It is an important predator of seaweed fly larvae on beaches.
Did You Know?
This species has colonized the remote Hawaiian Islands, likely arriving on floating mats of kelp and seaweed across the Pacific Ocean.
Eastern Pondhawk
A robust skimmer dragonfly where mature males are powdery blue and females are vivid green. It is an aggressive predator that ambushes prey from low perches.
Did You Know?
Eastern pondhawks are fierce predators that regularly attack and eat other dragonflies, including species larger than themselves.