Missouri Department of Conservation
Missouri Department of Conservation

Taxonomy

Common Name: CRAYFISH, FRECKLED

Phylum: ARTHROPODA

Class: CRUSTACEA

Order: DECAPODA

Family: CAMBARIDAE

Genus: CAMBARUS

Species: MACULATUS

Taxonomic Authority: (HOBBS & PFLIEGER)

Taxonomy References: 001 , 003

Status

NONGAME

Status References: 002

Habitat Summary

"Is usually found in clear, high gradient creeks and small rivers beneath rocks and boulders *02*."

Primary Habitat: "Aquatic - river/stream"

References:

Distribution

General Occurrence in State:

"Is found in the eastern and central parts of the Meramec River basin *04*."

County Occurance

County Occurence
Known Likely Unknown Not Likely Historic Extirpated
CRAWFORD ADAIR
DENT ANDREW
FRANKLIN ATCHISON
GASCONADE AUDRAIN
IRON BARRY
JEFFERSON BARTON
PHELPS BATES
ST. FRANCOIS BENTON
ST. LOUIS BOLLINGER
WASHINGTON BOONE
BUCHANAN
BUTLER
CALDWELL
CALLAWAY
CAMDEN
CAPE GIRARDEAU
CARROLL
CARTER
CASS
CEDAR
CHARITON
CHRISTIAN
CLARK
CLAY
CLINTON
COLE
COOPER
DADE
DALLAS
DAVIESS
DEKALB
DOUGLAS
DUNKLIN
GENTRY
GREENE
GRUNDY
HARRISON
HENRY
HICKORY
HOLT
HOWARD
HOWELL
JACKSON
JASPER
JOHNSON
KNOX
LACLEDE
LAFAYETTE
LAWRENCE
LEWIS
LINCOLN
LINN
LIVINGSTON
MACON
MADISON
MARIES
MARION
MCDONALD
MERCER
MILLER
MISSISSIPPI
MONITEAU
MONROE
MONTGOMERY
MORGAN
NEW MADRID
NEWTON
NODAWAY
OREGON
OSAGE
OZARK
PEMISCOT
PERRY
PETTIS
PIKE
PLATTE
POLK
PULASKI
PUTNAM
RALLS
RANDOLPH
RAY
REYNOLDS
RIPLEY
SALINE
SCHUYLER
SCOTLAND
SCOTT
SHANNON
SHELBY
ST. CHARLES
ST. CLAIR
STE. GENEVIEVE
STODDARD
STONE
SULLIVAN
TANEY
TEXAS
VERNON
WARREN
WAYNE
WEBSTER
WORTH
WRIGHT

References for distribution: 005 , 004 , 001 , 003

Distribution by Watersheds

Meramec R.
Big R.

Comments: ""

Distribution by Ecoregions

Ozark Highlands

Comments: ""

Distribution by Potential Natural Vegetation

Oak-Hickory Forest
Oak-Hickory-Pine Forest

Distribution by Natural Divisions of Missouri

Ozark Border: Missouri River
Ozark: Upper Ozark
Ozark: St. Francois Mountains

Habitat Associations

Species is associated with "Aquatic" habitats.

National Wetlands Inventory Association:

Riverine

Aquatic Associations:

"Riverine, unknown perennial", "Unconsolidated bottom, cobble/gravel"

References for Aquatic Associations: 001

Habitat Types:

Permanent Stream

References for Habitat Types: 001

Terrestrial Natural Communities:

References for Terrestrial Natural Communities:

Food Habits

Trophic Level:

""

Larval Food Habits

Comments for larval food habits:
""

References for larval food habits:

Juvenile Food Habits

Comments for Juvenile Food Habits:
""

References Juvenile Food Habits

Adult Food Habits

Food Habits Unknown; Not Specified

Comments for Adult Food Habits:
""

References Adult Food Habits

Niche Requirements

Egg Niche Requirements

References for egg niches requirements:

Feeding Larvae Niche Requirements

References for feeding larvae niche requirements:

Resting Larvae Niche Requirements

References for resting Larvae niche requirements:

Feeding Juvenile Niche Requirements

References for feeding juvenile niche requirements:

Resting Juvenile Niche Requirements

References for resting juvenile niche requirements:

Breeding Adult Niche Requirements

References for feeding Adult niche requirements:

Feeding Adult Niche Requirements

References for feeding adult niche requirements:

Resting Adult Niche Requirements

References for resting adult niche requirements:

Niche Requirement Summary

Life History Information

Age and growth information specified in comments(038)
Origin in state: native
Seasonal distribution in state: all seasons
Closely associated plant or animal species specified in comments(003)
Breeding season specified in comments(007)
Clutch/litter size specified in comments(018)
Parental care of young: female
Parental care of young specified in comments(021)

References for life history: 001

Management

Beneficial Management Practices:

Beneficial Management References:

Adverse Managment Practices:

Adverse Management References:

Comments on Management:

References for Management Comments:

References

Reference Code Citation
001 Pflieger, W.L. 1996. The crayfishes of Missouri. Missouri Department of Conservation. Jefferson City, MO. 152 pp.
002 The Wildlife Code of Missouri. Missouri Department of Conservation, P.O. Box 180, Jefferson City, MO 65102. 573-751-4115.
003 Hobbs, H.H. Jr. and W.L. Pfleiger. 1988. Cambarus (Ericambarus) maculatus, a new crayfish (Decapoda: Cambaridae) from the Meramec River basin of Missouri. Proc. Biol. Soc. Washington 102(3):644-652.
004 Unpb Williams, K. Wildlife Collector's Permit Report. 2001 Permit No. 11361. Missouri Dept. of Conservation, P.O. Box 180, Jefferson City, MO 65102. 573-751-4115.
005 Unpb Distefano, Robert. Statewide Historical Crayfish Database. Missouri Dept. of Conservation, 3500 E. Gans Rd., Columbia, MO 65201.