Northern brook lamprey (Ichthyomyzon fossor) fish profile and information / pictures of Northern brook lamprey - Ichthyomyzon fossor

Northern brook lamprey (Ichthyomyzon fossor) fish profile

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Scientific Name Ichthyomyzon fossor
Classified By Reighard & Cummins, 1916
Common Name Northern brook lamprey
Class Lampreys (Cephalaspidomorphi)
Order Lampreys (Petromyzontiformes)
Family Lampreys (Petromyzontidae)
Biology Adults inhabit clean, clear gravel riffles and runs of small rivers. Ammocoetes occur in quiet water over sand, silt and debris. Non-parasitic, the adults and possibly the larger ammocoetes in the resting stage do not feed.
Climate Temperate
Water Temperature From - Celcius Unknown °C
Water Temperature To - Celcius Unknown °C
Depth From - meters Unknown m
Depth To - meters Unknown m
Zone demersal
Distribution North America: St. Lawrence River, Quebec, west through Great Lakes and northern Mississippi River basin to Red River , south Manitoba; localized in Ohio River basin of northwest Pennsylvania, west Virginia, east Kentucky, north and south central Ohio and north Indiana; Missouri River basin.
Region North America
Range 50°N - 37°N
Maximum Length 17.0 cm
Common Length 13.4 cm
Environment Freshwater; demersal
Vulnerability Moderate to high vulnerability (50 of 100)
Resilience Low, minimum population doubling time 4.5 - 14 years (tm=6; Fec=1,400)
Threat To Humans Harmless
IUCN Red List Status Not Evaluated
Human Uses Bait: occasionally
Phylogenetic Diversity Index PD50 = 0.5156 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Trophic Level 4.09 s.e. 0.74 Based on size and trophs of closest relatives
Is kept in Aquariums False
Occurs in Marine / Salt water False
Occurs in Brackish water False
Occurs in Fresh Water True
Occurs on Reefs False