Brassy minnow (Hybognathus hankinsoni) fish species and information / pictures of Brassy minnow - Hybognathus hankinsoni

Brassy minnow (Hybognathus hankinsoni) fish species information

Scientific Name
Hybognathus hankinsoni

Common Name
Brassy minnow

Biology
Adults occur in cool pools of sluggish, clear creeks and small rivers, usually over sand or gravel; more abundant in cool acid waters of silt-bottomed bog ponds (Ref. 1998). Probably feed on phytoplankton and other algae, zooplankton, and aquatic insects (Ref. 1998). Oviparous, open substratum spawners (Ref. 205, 52559). Probably spawn in May or June over silty bottoms of calm waters (Ref. 1998). Predators may include brook trout, kingfishers, and mergansers (Ref. 1998).

Classification

Classified By
Hubbs, 1929
Class
Ray-finned fishes (Actinopterygii)
Order
Carps (Cypriniformes)
Family
Minnows or carps (Cyprinidae)

Distribution

Region
North America
Distribution
North America: upper St. Lawrence River and Lake Champlain drainages in Quebec, Canada and New York, USA; across Great Lakes, Hudson Bay and Missouri-upper Mississippi River basins of southern Canada and northern USA south to Kansas; Peace River (Ref. 1998) and Fraser River system (Pacific Slope) in Alberta and British Columbia, Canada.
Range
58°N - 37°N

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
demersal
Environment
Freshwater; demersal
Trophic Level
3.09 s.e. 0.40 Based on food items.
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
9.7 cm
Common Length
7.6 cm
Phylogenetic Diversity Index
PD50 = 0.5078 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Bait: usually
Vulnerability
Low to moderate vulnerability (28 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (tm=1-2)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated