Lawn shrimp or Land hopper

Scientific Name: Arcitalitrus sylvaticus

Order & Family: Amphipoda, Talitridae

Size: Typically 1-2 cm (0.4-0.8 inches) in length.

Lawn shrimp or Land hopper

Natural Habitat

Damp environments, under leaf litter, mulch, logs, and stones. Often found in gardens and sometimes invade homes, especially after heavy rain.

Diet & Feeding

Detritivores, feeding on decaying organic matter such as leaves and other plant debris.

Behavior Patterns

Nocturnal, active at night. They are known for their 'hopping' locomotion when disturbed. In large numbers, they can be a nuisance when they enter homes seeking moisture.

Risks & Benefits

Generally harmless to humans and pets, posing no bite or sting risk. They are beneficial in the ecosystem as decomposers, helping to break down organic matter and recycle nutrients. However, large infestations indoors can be a nuisance and may be mistaken for pests.

Identified on: 9/29/2025