Search Field Guide
Advanced Search
MT Gov Logo
Montana Field Guide

Montana Field Guides

Red-breasted Merganser - Mergus serrator

Native Species

Global Rank: G5
State Rank: SNA


Agency Status
USFWS: MBTA
USFS:
BLM:
PIF:


 

External Links





 
General Description
We do not yet have descriptive information on this species. Please try the buttons above to search for information from other sources.

For a comprehensive review of the conservation status, habitat use, and ecology of this and other Montana bird species, please see Marks et al. 2016, Birds of Montana.

Diagnostic Characteristics
See Kaufman (1990) for information on identification.

Species Range
Montana Range Range Descriptions

Migratory

Western Hemisphere Range

 


Observations in Montana Natural Heritage Program Database
Number of Observations: 1978

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

SUMMER (Feb 16 - Dec 14)
Direct Evidence of Breeding

Indirect Evidence of Breeding

No Evidence of Breeding

WINTER (Dec 15 - Feb 15)
Regularly Observed

Not Regularly Observed


 

(Observations spanning multiple months or years are excluded from time charts)



Migration
In the Bozeman area migration occurs from April to May 10 and from October 25 to November 25, with peaks occuring on April 15 and November 8. Montana migration peaks the last week of April and late October. Destinations are unknown.

Habitat
During migration in the Bozeman area, large concentrations are on the large lakes, but they do occur on ponds and rivers (Skaar 1969).

National Vegetation Classification System Groups Associated with this Species


References
Login Logout
Citation for data on this website:
Red-breasted Merganser — Mergus serrator.  Montana Field Guide.  .  Retrieved on , from