Giant Water Bug
Scientific Name: Lethocerus americanus
Order & Family: Hemiptera / Belostomatidae
Size: 2 to 4 inches (5 to 10 cm)

Natural Habitat
Ponds, marshes, and slow-moving freshwater streams
Diet & Feeding
Carnivorous predator of insects, tadpoles, small fish, and snails
Behavior Patterns
Ambush predator that breathes through a snorkel-like tube at the tail end; often flies to lights at night, earning the nickname 'Toe-Biter' or 'Electric Light Bug'
Risks & Benefits
Possesses a very painful bite if handled (risk); helps control population levels of small aquatic pests and is an indicator of water quality (benefit)
Identified on: 2/4/2026