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Red-breasted merganser

Red-breasted merganser lifespan and age in human years

Longest recorded 21.3 years

🏆 The longest-lived red-breasted merganser on record reached 21.3 years in the wild.

Red-breasted merganser (Mergus serrator). The oldest known individual lived 21.3 years; this chart maps that record to a human age of 120. Most individuals live considerably shorter lives than the record.

How old in human years?

Age

Red-breasted merganser age chart in human years

Shaded rows are equivalent to human age 60+.

Red-breasted merganserHuman ageStage
1 yr9Child
2 yr18Teen
3 yr23Adult
4 yr29Adult
5 yr34Adult
6 yr39Adult
7 yr44Middle age
8 yr50Middle age
9 yr55Middle age
10 yr60Senior
11 yr66Senior
12 yr71Senior
13 yr76Elderly
14 yr81Elderly
15 yr87Elderly
16 yr92Elderly
17 yr97Elderly
18 yr103Elderly
19 yr108Elderly
20 yr113Elderly
21 yr118Elderly
22 yr124Elderly
23 yr129Elderly
24 yr134Elderly
25 yr140Elderly
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Red-breasted merganser profile

ClassificationAves > Anseriformes > Anatidae
Scientific nameMergus serrator
Adult weightabout 1 kg
Age of maturity2 years
Incubationabout 32 days
Litter / clutch size10
Longest recorded21.3 years (wild)

Sources

How we convert ages: method.

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