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Family: CyprinidaeMatt Wells
http://fish.dnr.cornell.edu/nyfish/Cyprinidae/stoneroller.html
Campostoma anomalum :central stoneroller
Distinguishable traits:• laterally compressed • brownish olive w/ brassy
luster• white bottom• scattered dark scales• subterminal mouth• arch in the back• adult length 7”
http://www.gen.umn.edu/research/fish/fishes/central_stoneroller.html
Campostoma anomalum :central stonerollerHabitat:
• small creeks• cool water • clear water• hard bottom runs and riffles • occasional to rare in larger, more
turbid streams
Distribution:• northeast two-thirds of Iowa • along the entire length of the
Mississippi River http://www.iowadnr.com/fish/iafish/cstonero.html
Campostoma anomalum :central stoneroller
Diet:• submerged objects• algae • bottom ooze• tiny plants• insect larvae • mollusks
http://www.iowadnr.com/fish/iafish/ces-card.html
Campostoma anomalum :central stonerollerReproduction:
Spawn
• occurs in April
• males excavate nests by moving gravel
• nudging with their snouts
• hence name “stoneroller”
• male anal fins turn bright orange and black & tubercles develop on the upper half of the body
• 150-4,800 eggs per female http://www.cnr.vt.edu/efish/families/stoneroller.html
Campostoma anomalum :central stoneroller
Conservation status:• occasional to common at most locations• common bait fish
Other:
• other names -stoneroller, stone lugger, dough belly, racehorse chub, rotgut minnow, steel-backed chub, tallow-mouth minnow
References: Campostoma anomalum
Matthew, J. (editor). 1987. Iowa Fish and Fishing. Iowa Department of Natural Resources, Des Moines, Iowa. 323 pp. Accessed on Oct. 12, 2004, http://www.iowadnr.com/fish/iafish/ces-card.html
Iowa Department of Natural Resources. 2001. Biodiversity of Iowa: Aquatic Habitats. Accessed on Sept. 15, 2004, http://www.iowadnr.com/education/files/ces-card.pdf
Kraft, C.E., D.M. Carlson, and S.C. Brown. 2003. The On-line Fishes of New York State, Version 2.1. Department of Natural Resources, Cornell University, Ithaca, NY. Accessed on Oct. 12, 2004, http://fish.dnr.cornell.edu/nyfish/Cyprinidae/stoneroller.html
Creek Chub
Semotilus atromaculatusBy: Andy Glass
http://www.nativefish.org/Gallery/Semotilus-atromaculatus-3.jpg
Identification
• Large black spot at front of dorsal fin base
• Very large terminal mouth
• Small, flap-like barbel located is located in the groove in the middle of the upper jaw
• Wedge-shaped spot at the base of the tail
http://www.mnimages.com/Images/59.htm
Characteristics
• Body color: olive to purplish changing to silvery-white on the belly
• lateral stripe:tip of the snout through the eye to the end of the caudal peduncle
• Breeding males: rosy tint on the body and large nuptial tubercles on head and snout.
• 6-9 inches, 12 inches by 4 years
• 49-64 lateral line scales
• 8 Dorsal and Anal fin rays
http://www.nanfa.org/NANFAregions/oh/Ohio0802/chub.jpg
Habitat/Diet
• Small to Medium size streams
• Silt free-gravel bars
• Widely distributed
• Seldom in lakes, resevoirs, and large rivers
• Aquatic and terrestrial insects, insect larvae, crustaceans, mollusks, and small fishes
http://www.flyanglersonline.com/travel/summer/ken12.jpg
Distribution
www.iowadnr.com/ fish/iafish/cr-chub.html
http://www.tmm.utexas.edu/tnhc/fish/na/naindex.html
Reproduction/Misc
• Breeding male digs pits for females to lay eggs
• Spowning May-June: water temperature about 65 degrees
• Provide some angling• Principal bait fish• One of the most dominant fish
in Iowa’s streams• Other names - horned dace,
blackspot chub, brook chub, northern creek chub, silvery chub, common chub, tommycod, mud chub
http://www.thejump.net/id/creekchub.htm
ReferencesNorth American Freshwater Index Images, Maps and Information. 1992. Available at
http://www.tmm.utexas.edu/tnhc/fish/na/naindex.html. September 2004
Iowa Department of Natural Resources. 1987. IowaDNR Fish and Fishing.
Available at http://www.iowadnr.com/fish/iafish/cr-chub.html. September 2004
L.M. Page and B.M. Burr. 1991. Freshwater Fishes.
Houghton Mifflin, New YorkThe NFC’s Native Fish Photo Gallery. Available at
http://www.nativefish.org/Gallery/Semotilus-atromaculatus-3.jpgNatural Images. Available at http://www.mnimages.com/Images/59.htm September 2004
North America Freshwater Fishes Index Images, Maps and Immages. 1992. Available at http://www.tmm.utexas.edu/tnhc/fish/na/naindex.html September 2004
TheJump.net. Available at
http://www.thejump.net/id/creekchub.htm September 2004
North American Fishes Association. 2003. Four Mile Creek Watershed Fish Study Archive. Available at http://www.nanfa.org/NANFAregions/oh/Ohio0802/chub.jpg September 2004
Fly Anglers Online. 1999. Summer in South Dakota. Available at
http://www.flyanglersonline.com/travel/summer/ken12.jpg September 2004
Topeka ShinerNotropis topeka
Identification
• 1.5 to 2.0 inches long• Olive-yellow back
with dark-edged scales• Caudle fin has black
wedge at base• Upper jaw doesn’t
extend beyond front of eye
• 6 to 8 anal rays
Habitat and range
• Lives in small prairie streams with cool clean water
• Requires clean rock or gravel bottoms
• Historically all over the Midwest, now greatly isolated and cut off from rest of population.
Reproduction
• Omnivorous• Season 8-10 weeks in mid may• Water temp. 22 degrees C• Share nest with sunfish• 150-800 eggs per clutch
Conservation and Importance
• Endangered nation wide and threatened in Iowa
• Can be an important indicator of water quality
• Numbers to low to be considered ecologically important
Citations
• Iowa department of natural resources. Iowa fish and fishing, available at: http://www.iowadnr.com/fish/iafish/topeshin.html
• Fishes of Minnesota, available at: http://www.nativefish.org/Articles/topeka_shiner.htm
• Endangered species guide sheet, available at:
http://www.conservation.state.mo.us/nathis/endangered/endanger/topekas/• Us Fish and Wildlife Service. Mountain-Prairie region endangered species
program, available at: http://mountain-prairie.fws.gov/species/fish/shiner/index.htm
Black Buffalo (Ictiobus niger)Kate Walker
• Identification: – Large conical head
– Nearly terminal, slightly oblique mouth
– Wide body
– Adults w/ rounded, keeled nape
– Thicker lips than cousin
– Slate colored
– Usually 37-39 lateral scaleswww.tmm.utexas.edu/.../ iniger__/iniger_1.jpg
Ictiobus niger
• Distribution: lower Great Lakes to Mississippi River Basin
• Eastern Iowa/Mississippi
• Habitat:
– prefer strong currents
– pools & backwaters of small to large rivers
– impoundments
– lakeswww.rra.dst.tx.us/.../ county/dmaps2/ic_niger.gif
Ictiobus niger
• Diet:
– mainly mollusks and insects;
– also crayfish, duckweed, diatoms and blue-green algae
• Reproduction:
– spawning in shallow waters during spring;
– initiated by female;
– eggs covered in thick membrane
http://www.visi.com/~dunwitch/id_bkbuf.html
Ictiobus niger
• Conservation status: rare
• Economical/Recreational Importance: exceptional game sport
• Other:
– Ictiobus=bull fish; niger=dark
– world record 63lbs. 6oz. from Mississippi River, IA
– been found in areas with smallmouth buffalo
http://www.visi.com/~dunwitch/id_bkbuf.html
References
• Black Buffalo Identification Sheet. 2003. Available at http://www.visi.com/~dunwitch/id_bkbuf.html. October 12, 2004
• Page, L.M. and B.M. Burr. 1991. Freshwater Fishes. Houghton Mifflin Company, Boston.
• Texas Parks and Wildlife. August 13, 2003. Black Buffalo. Available at http://www.tpwd.state.tx.us/fish/infish/species/sucker/bbf.html October 11, 2004
• Tulane University. Spawning in the Black Buffalo. Available at http://www.museum.tulane.edu/ictiobin/Black_buffalo_spawning.pdf October 13, 2004
• Wisconsin Department of Natural Resources. July 2003. Black Buffalo. Available at http://www.dnr.state.wi.us/org/land/er/factsheet/fish/Blkbuf.htm October 11, 2004
http://www.gen.umn.edu/research/fish/fishes/black_buffalo.html