Bug Identifier
Backswimmer
Community identification

Backswimmer

Notonecta glauca

Order & Family
Hemiptera, Notonectidae
Size
13-16 mm (approx. 0.5 - 0.6 inches)
See this bug in the Encyclopedia

Natural Habitat

Ponds, pools, slow-moving streams, and lakes rich in vegetation.

Diet & Feeding

Carnivorous; feeds on aquatic insects, tadpoles, small fish, and invertebrates using piercing-sucking mouthparts.

Behavior Patterns

Swims upside-down beneath the surface of the water using long hind legs like oars. Traps air bubbles beneath its abdomen to breathe underwater.

Risks & Benefits

Benefits the ecosystem by controlling mosquito larvae and aquatic pests. Can deliver a painful, bee-like sting to humans if handled carelessly.