Species: Ameiurus nebulosus
Brown Bullhead
Species
Show on Lists
Encyclopedia of Puget Sound
Classification
Kingdom
Animalia
Phylum
Craniata
Class
Actinopterygii
Order
Siluriformes
Family
Ictaluridae
Genus
Ameiurus
NatureServe
Classification
Informal Taxonomy
Animals, Vertebrates - Fishes - Bony Fishes - North American Freshwater Catfishes
Formal Taxonomy
Animalia - Craniata - Actinopterygii - Siluriformes - Ictaluridae - Ameiurus - .
Ecology and Life History
Habitat Type Description
Freshwater
Migration
false - false - false
Non-migrant
false
Locally Migrant
false
Food Comments
Bottom feeder. Young eat chironomid larvae and small crustaceans. Adults eat larger insect larvae and fishes, also fish eggs, mollusks, carrion, and plant material (Becker 1983, Moyle 1976).
Reproduction Comments
Spawns in late spring and summer. Eggs hatch in 6-9 days. Parents stay with eggs and hatchlings. Usually first breed in third year (Becker 1983, Moyle 1976).
Ecology Comments
Moves widely in large lakes, as much as 26 km from point of release (Moyle 1976).
Length
53
Conservation Status
NatureServe Global Status Rank
G5
Global Status Last Reviewed
1996-09-19
Global Status Last Changed
1996-09-19
Distribution
Conservation Status Map
<img src="http://www.natureserve.org/explorer/servlet/GetMapGif?CA.BC=SE&CA.MB=S5&CA.NB=S5&CA.NS=S5&CA.ON=S5&CA.QC=S5&CA.SK=S3&US.AL=S5&US.AZ=SE&US.AR=S4&US.CA=SE&US.CO=SE&US.CT=S5&US.DE=S5&US.DC=S5&US.FL=SNR&US.GA=S5&US.ID=SE&US.IL=S3&US.IN=S4&US.IA=S3&US.KS=SE&US.KY=S4&US.LA=__&US.ME=S5&US.MD=S5&US.MA=S5&US.MI=S5&US.MN=SNR&US.MS=S4&US.MO=S3&US.NE=SE&US.NV=SE&US.NH=S5&US.NJ=S5&US.NM=SE&US.NY=S5&US.NC=S5&US.ND=SNR&US.OH=S5&US.OK=SH&US.OR=SE&US.PA=S5&US.RI=S5&US.SC=SNR&US.SD=SU&US.TN=S3&US.TX=SE&US.VT=S5&US.VA=S5&US.WA=SE&US.WV=S5&US.WI=S5" alt="Conservation Status Map" style="width: 475px; height: auto;" />
Global Range
GH - 200,000 to >2,500,000 square km (about 80,000 to >1,000,000 square miles) - GH - This bullhead is native in most of the eastern United States and adjacent southern Canada, west to southeastern Saskatchewan, Nebraska, and Louisiana; it is common in the Northeast and on the Atlantic and Gulf slopes, sporadic elsewhere (Page and Burr 2011). It is widely introduced and established outside the native range.
Global Range Code
GH
Global Range Description
200,000 to >2,500,000 square km (about 80,000 to >1,000,000 square miles)