Brown Warbler

Brown Warbler

Sylvia lugens

Silhouette: Martin Bulla, based on John Cox's illustration · PhyloPic

Daily sighting probability <5% · Rare
at Ngorongoro Conservation Area

In 3 days ~10% in a week ~20%

90 Verified sightings at Ngorongoro Conservation Area From 2019 to 2026
192 In all 5 parks
January Best month
☀️ Diurnal When it's spotted

About the Brown Warbler

The brown parisoma or brown warbler (Curruca lugens) is an Old World warbler of the family Sylviidae found in eastern Africa. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Bale Mountains National Park 🇪🇹 Ethiopia
~20%
2 Nairobi National Park 🇰🇪 Kenya
<5%
3 Ngorongoro Conservation Area 🇹🇿 Tanzania
<5%
4 Arusha National Park 🇹🇿 Tanzania
<5%
5 Lake Nakuru National Park 🇰🇪 Kenya
<5%

Cities Where Found

# City Country Daily sighting probability
1 Addis Ababa 🇪🇹 Ethiopia
<5%
2 Nairobi 🇰🇪 Kenya
<5%

Before you go

What are the chances of seeing a Brown Warbler in Ngorongoro Conservation Area?

Rare

Under 5% of wildlife watchers report a Brown Warbler sighting in Ngorongoro Conservation Area on a given day, based on 90 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 298th most-seen of the 519 birds we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.

When is the best time to see a Brown Warbler in Ngorongoro Conservation Area?

January, April and August–September

In those months about 10% of wildlife watchers report a Brown Warbler in Ngorongoro Conservation Area on a given day, against under 5% in February–March, May–July and October–December, the lowest months.

What time of day is best to see a Brown Warbler?

Between 9 am and noon

Across all the parks we cover, that three-hour window holds the most Brown Warbler sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Ngorongoro Conservation Area the best place to see a Brown Warbler?

3rd of 5

Of the 5 parks where we can rate Brown Warbler sightings, Ngorongoro Conservation Area ranks 3rd at under 5%. The best odds are in Bale Mountains National Park (Ethiopia, about 20%) and Nairobi National Park (Kenya, under 5%).

Where does the Brown Warbler sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Brown Warbler is recorded against all the birds logged in Ngorongoro Conservation Area (90 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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