Larinioides sclopetarius (Gray Cross Spider)

Scientific Name: Larinioides sclopetarius

Order & Family: Araneae, Araneidae

Size: Females: 10–14 mm; Males: 6–8 mm

Larinioides sclopetarius (Gray Cross Spider)

Natural Habitat

Often found near water on man-made structures like bridges, fences, and buildings, particularly around outdoor lighting.

Diet & Feeding

Carnivorous; feeds primarily on flying insects such as midges and flies caught in its orb-shaped web.

Behavior Patterns

Nocturnal orb-weavers that hide in crevices during the day and build or sit in their webs at night. They are strongly attracted to light where prey is abundant.

Risks & Benefits

Generally harmless to humans; while they can bite if handled roughly, the venom is not medically significant. They provide the benefit of natural pest control by eating flying insects.

Identified on: 4/13/2026