
Community identification
Water strider
Gerridae
- Order & Family
- Hemiptera: Gerridae
- Size
- Typically 8 to 15 mm (0.3 to 0.6 inches) in length.
Natural Habitat
The surface of calm freshwater, such as ponds, slow-moving streams, and marshes.
Diet & Feeding
Carnivorous scavengers that feed on small insects (like mosquitoes or flies) that fall onto the water surface, using piercing-sucking mouthparts.
Behavior Patterns
They use surface tension to 'skate' across the water surface. They are highly sensitive to vibrations to locate prey and communicate through ripples.
Risks & Benefits
Generally harmless to humans. They provide ecological benefits by controlling mosquito populations and serve as an important food source for fish and birds.