Western Damsel Bug vs Broad-Shouldered Water Strider

Side-by-side species comparison

Attribute Western Damsel Bug Broad-Shouldered Water Strider
Scientific Name Nabis alternatus Microvelia americana
Order Hemiptera Hemiptera
Family Nabidae Veliidae
Size 7-10 mm 1.5-2.5 mm
Habitat Farmland Ponds & Lakes
Diet Predators Omnivores
Regions Western North America North America, Central America, South America
Conservation Least Concern Least Concern

Western Damsel Bug

A tan to light brown predatory bug common in agricultural fields across western North America. It has elongate forelegs adapted for capturing prey. It is valued as a natural biological control agent in alfalfa and other crops.

💡

Did You Know?

It is one of the most abundant generalist predators in western alfalfa fields and can significantly reduce lygus bug populations without any pesticide intervention.

Broad-Shouldered Water Strider

A tiny water strider relative that walks on the surface of ponds and puddles. It is widespread across the Americas on still freshwater.

💡

Did You Know?

At barely 2 mm long, it is so small that it can walk on water trapped in a single hoofprint.