Smew

Smew

Mergellus albellus

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
<5% · Rare
overall probability at Białowieża National Park
18 Verified records at Białowieża National Park
March Best month highest sighting rate

<5% of wildlife watchers report a Smew sighting in Białowieża National Park, based on 18 days of visitor records from GBIF citizen-science data.

📅 Monthly Probability

<5
Jan
<5
Feb
10–20
Mar
<5
Apr
<5
May
<5
Jun
<5
Jul
<5
Aug
<5
Sep
10–20
Oct
10–20
Nov
<5
Dec

🕐 When They’re Spotted

🕐

Sightings of Smew are recorded here, but fewer than 5 of them carry a time of day in GBIF — sighting probability uses whole days, so it is unaffected. The hourly pattern needs timestamps we don't have yet.

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

# Park Country Probability
1 Biebrza National Park 🇵🇱 Poland
<5%
2 Wadden Sea National Park 🇩🇪 Germany
<5%
3 Białowieża National Park 🇵🇱 Poland
<5%
4 Hortobágy National Park 🇭🇺 Hungary
<5%
5 Kiskunság National Park 🇭🇺 Hungary
<5%
6 Bavarian Forest National Park 🇩🇪 Germany
<5%
7 Hemis National Park 🇮🇳 India
<5%
8 Vatnajokull National Park 🇮🇸 Iceland
<5%
9 Tatra National Park 🇸🇰 Slovakia
Insufficient data
10 Nikko National Park 🇯🇵 Japan
Insufficient data
11 Fertő-Hanság National Park 🇭🇺 Hungary
Insufficient data

Quick answers

What are the chances of seeing a Smew in Białowieża National Park?

About 2% of wildlife watchers report a Smew sighting in Białowieża National Park, based on 18 days of visitor records from GBIF citizen-science data.

When is the best time to see Smew in Białowieża National Park?

March has the highest sighting rate for Smew in Białowieża National Park in our monthly data.

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