Invertebrate
Digger Crayfish
Creaserinus fodiensAlso known as Digger Crawfish, Primary Burrowing Crayfish
Digger crayfish construct intricate underground burrows topped with mud chimneys in wet meadows, roadside ditches, and floodplain forests. These nocturnal crustaceans dig deep down to the water table, creating subterranean refuges that shelter them through dry summer spells and cold winters. Females carry fertilized eggs attached beneath their tails in late spring before releasing juveniles into standing water.
BurrowingNocturnalCrustacean
—observations
—countries
—peak records
Least ConcernConservation statusIUCN Red List categoriesLCNTVUENCREWEXLeast ConcernRed List categories, explained →
Diet & preyAquatic Insect Larvae, Plant Detritus, Algae
Predators
- Raccoons
- Great Blue Herons
- Water Snakes
ThreatsWetland drainage, urban development, chemical runoff
HabitatsWet meadows, roadside ditches, swamp edges, ephemeral pools
Life span3–5 years
Classification
- FamilyCambaridae
- SpeciesCreaserinus fodiens
Range data is not available yet.
Interaction riskLow
- Low
- Moderate
- High
- Very high
- Why interaction risk is low
- Pincers can deliver a sharp pinch if handled; observe safely from above ground.
Responsible observation
- Look for Chimneys: Look for chimney-like mud towers along wet ditch banks and low-lying fields.
- Search at Night: Use a flashlight on warm, humid evenings to spot individuals near burrow entrances.
- Avoid Step Damage: Step carefully around mud towers to prevent collapsing subterranean tunnels.
Competitor No machine-readable author provided. MikeMurphy assumed (based on copyright claims). / Public domain · cc0
Habitat Neighbor (c) Mila Turov, some rights reserved (CC BY) · cc-by
Burrowing Relative Lacunicambarus / CC BY-SA 4.0 · cc-by-sa
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