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Goldeye - Hiodon alosoides

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Global Rank: G5
State Rank: S5

Agency Status
USFWS:
USFS:
BLM:
FWP Conservation Tier: 3


 

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General Description
Members of the Mooneye family are moderately sized fishes with deep, flat-sided bodies covered by large silvery scales. They resemble herrings. They have large, reflective eyes with rods only, no cones. This makes them uniquely adapted to see under low light conditions but they cannot detect colors.

Diagnostic Characteristics
Large scales. Dorsal fin situated about the same distance posteriorly as the anal fin. Well-developed teeth on jaws, roof of mouth, and tongue.

Species Range
Montana Range

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Summary of Observations Submitted for Montana
Number of Observations: 8372

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Relative Density

Recency

 

(Records associated with a range of dates are excluded from time charts)



Migration
May make extensive migrations to spawn in tributary streams.

Habitat
This is a species of the Large Valley and Large Prairie Rivers ecological systems, occasionally getting up into Medium prairie rivers and reservoirs that have direct connnections; adapted to turbid water. Prefers calm waters for spawning and incubation.

Food Habits
Mostly insects; crustaceans, mollusks, and small fish also.

Ecology
Young of year goldeye in middle Missouri River prefer backwater and side channel pool habitats as rearing areas.

Reproductive Characteristics
Spawns from late March through May. Sex mature at 3-4 yrs. Spawns in schools, eggs semi-buoyant. Spawned first in May in middle Missouri River.

References
  • Additional ReferencesLegend:   View WorldCat Record   View Online Publication
    Do you know of a citation we're missing?
    • Golden Sunlight Mines, Inc., Whitehall, MT., 2000, Golden Sunlight Mines, Inc., Annual Permit Reports.
    • Land & Water Consulting, Inc., Missoula, MT., 2002, Montana Dept. of Transportation Wetland Mitigation Monitoring Report, Year 2001: Creston Site, Creston, Montana. Proj. No. 130091.007. July 2002. In 2001 Wetland Mitigation Monitoring Reports, Vol. I.
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Citation for data on this website:
Goldeye — Hiodon alosoides.  Montana Field Guide.  Montana Natural Heritage Program and Montana Fish, Wildlife and Parks.  Retrieved on December 20, 2014, from http://FieldGuide.mt.gov/speciesDetail.aspx?elcode=AFCGA01010
 
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