Red-breasted merganser / Mittelsäger (Mergus serrator)

Mittelsäger? 2025-02-08 14:11:44 Rapperswil-Pfaeffikon SZ bridge

Observations

First documented observation: 2021-04-06 in Locarno. Most recent observation: 2025-02-08 in Rapperswil-Pfaeffikon SZ bridge.

Description

Classification: Genus Mergus (Mergus); Tribe Seaducks (Mergini); Subfamily Dabbling ducks plus extinct (Anatinae); Family Waterfowl (Anatidae)
Geography: This bird appears across the great seas in the following continents: Europe, North America, South America, Asia.
General: Deutschland: Brut-, Zugvogel, Wintergast RL R
Personal notes: Zuerst gesehen in Lago Maggiore in Locarno. Jan 2022 auch als Wintergast am Pfäffikersee. [Link]
Appearance and identification: In winter you can admire a few of these birds with the straggly tuft. [Link]

Seasonal behavior

Year-round bird
Breeding: 05-01 - 07-29
Migration in: 10-18 - 12-31
Migration out: 02-20 - 05-21
More details at Vogelwarte.ch

Other Details

Physical details

Physical details: length=52-58 cm, wingspan=70-86 cm, weight=900-1350 g
Habitats: River and lake

Similar species

Looks similar to: Greater scaup.