Eastern Crayfish
ExploreInvertebrate
Eastern Crayfish
cambarus bartonii
The Eastern Crayfish is a fascinating creature that lives underwater! Its pincers help it catch food and defend itself from predators.
Habitat: Freshwater rivers, lakes, and ponds
Appearance
The Eastern Crayfish has a robust, reddish-brown to dark olive body, often with mottling. It has two prominent claws and ten walking legs, and a smoother carapace compared to some other crayfish species.
KingdomAnimaliaPhylumArthropodaClassMalacostracaOrderDecapodaFamilyCambaridaeGenusCambarus
Category
InvertebrateRarity
Common
Danger
1/5 · Very low
Snaps
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Interesting facts
A group of crayfish is sometimes called a "waddle" or a "colony"!
Some Eastern Crayfish can live for up to five years!
Their blood isn't red; it's clear or bluish because it lacks hemoglobin!
They breathe underwater using feathery gills, just like fish!
Special abilities
Ability
Tail Flip Dash
Eastern Crayfish can rapidly flip their tails to dart backward through water, helping them escape predators quickly.
Ability
Regrowth Power
Eastern Crayfish can regenerate lost limbs, like claws or legs, allowing them to recover from injuries and continue thriving.
Ability
Burrow Builder
Eastern Crayfish can dig complex burrows in mud or sand, which provides safe shelter from predators and harsh conditions.
Ability
Night Navigator
Eastern Crayfish has excellent low-light vision and is more active at night, allowing it to forage for food undetected.
Measurements & details
- Length
- 7 cm
- Weight
- 35 g
- Lifespan
- 4 years
- Clutch Size
- 300
- Incubation
- 25 days
- Depth
- 5 m
- Social Structure
- solitary
Diet & Feeding
These busy omnivores munch on tiny plants, algae, insects, and decaying bits they find in the water.
Primary Foods
- Algae
- Aquatic insect larvae
- Small invertebrates
- Decaying plant matter
- Detritus
Foraging Method
- Foraging
Ecological connections
eaten by
Raccoon
Procyon lotor
A frequent meal for hungry raccoons.
eaten by
Largemouth Bass
Micropterus salmoides
A common prey item for freshwater game fish.
eaten by
Great Blue Heron
Ardea herodias
Wading birds often hunt them in shallow waters.
hunts
Mayfly Nymph
Stenonema modestum
Feeds on these tiny aquatic insect larvae.
eats
Green Algae
Cladophora glomerata
Grazes on various forms of aquatic plant life.
Traits
Solitary
Solitary animals live alone for most of their lives, only interacting with others for mating or parental care.
Camouflaged
Camouflaged describes organisms that possess coloring or patterns that allow them to blend into their environment.
Carnivorous
This trait identifies organisms whose diet consists entirely or primarily of animal tissue.
Diurnal
Diurnal animals are primarily active during daylight hours, typically resting or sleeping at night.
Aquatic
Aquatic habitats encompass environments where organisms live predominantly in water, including oceans, rivers, lakes, and wetlands.
Also known as
CrayFreshwater Lobster
Collections
Safety
Danger
1/5 · Very low
Always wash your hands after touching a crayfish.
Frequently Asked Questions
How long is Eastern Crayfish?
7 cm
How much does Eastern Crayfish weigh?
35 g
How long does Eastern Crayfish live?
4 years
What does Eastern Crayfish eat?
These busy omnivores munch on tiny plants, algae, insects, and decaying bits they find in the water.
Where is Eastern Crayfish usually found?
Freshwater rivers, lakes, and ponds
How does Eastern Crayfish hunt?
Foraging
How many eggs does Eastern Crayfish lay?
300
How long do Eastern Crayfish eggs take to hatch?
25 days
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