Red-breasted Merganser
Mergus serrator
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderAnseriformes
- FamilyAnatidae (Anàtids)
- GenusMergus (Typical Mergansers)
- SpeciesMergus serrator (Red-breasted Merganser)
Closest Relatives at Cape Breton Highlands National Park
Common Merganser
Mergus merganser
American Black Duck
Anas rubripes
Common Eider
Somateria mollissima
American White-winged Scoter
Melanitta deglandi
Canada Goose
Branta canadensis
Common Goldeneye
Bucephala clangula
Surf Scoter
Melanitta perspicillata
Long-tailed Duck
Clangula hyemalis
Black Scoter
Melanitta americana
Harlequin Duck
Histrionicus histrionicus
Mallard
Anas platyrhynchos
Ring-necked Duck
Aythya collaris
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
Quick answers
What are the chances of seeing a Red-breasted Merganser in Cape Breton Highlands National Park?
About 11% of visitor-days record a Red-breasted Merganser sighting in Cape Breton Highlands National Park, based on 65 observer-days of citizen-science data from GBIF.
When is the best time to see Red-breasted Merganser in Cape Breton Highlands National Park?
December has the highest sighting rate for Red-breasted Merganser in Cape Breton Highlands National Park in our monthly data.