Vieillot's Weaver
Vieillot's WeaverVieillot's WeaverVieillot's WeaverVieillot's Weaver

Vieillot's Weaver

Ploceus nigerrimus

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
5–10% · With luck
overall probability at Bwindi Impenetrable National Park
130 Verified records at Bwindi Impenetrable National Park
November Best month highest sighting rate
☀️ Diurnal When it's active during daytime hours (6am–6pm)

Vieillot's black weaver (Ploceus nigerrimus) is a species of bird in the family Ploceidae. It is found in southern Nigeria to Uganda, west Kenya, Angola and the Democratic Republic of the Congo. The common name is after the French ornithologist Louis Pierre Vieillot. This species was formerly considered to be conspecific with chestnut-and-black weaver (Ploceus castaneofuscus). The species were split based on the striking differences in the colour of the plumage. Wikipedia →

5–10% of wildlife watchers report a Vieillot's Weaver sighting in Bwindi Impenetrable National Park, based on 130 days of visitor records from GBIF citizen-science data.

Closest Relatives at Bwindi Impenetrable National Park

Brown-capped Weaver
LC

Brown-capped Weaver

☀️ Diurnal Bird

Ploceus insignis

40–50% · Likely
Baglafecht Weaver
LC

Baglafecht Weaver

☀️ Diurnal Bird

Ploceus baglafecht

30–40% · Possible
Black-necked Weaver
LC

Black-necked Weaver

☀️ Diurnal Bird

Ploceus nigricollis

30–40% · Possible
Black-billed Weaver
LC

Black-billed Weaver

☀️ Diurnal Bird

Ploceus melanogaster

20–30% · Possible
Strange Weaver
LC

Strange Weaver

☀️ Diurnal Bird

Ploceus alienus

20–30% · Possible
Village Weaver
LC

Village Weaver

☀️ Diurnal Bird

Ploceus cucullatus

5–10% · With luck
Holub's Golden-Weaver
LC

Holub's Golden-Weaver

☀️ Diurnal Bird

Ploceus xanthops

<5% · Rare
Black-headed Weaver
LC

Black-headed Weaver

☀️ Diurnal Bird

Ploceus melanocephalus

<5% · Rare
Spectacled Weaver
LC

Spectacled Weaver

☀️ Diurnal Bird

Ploceus ocularis

<5% · Rare
Compact Weaver
LC

Compact Weaver

Bird

Ploceus superciliosus

<5% · Rare
Northern Brown-throated Weaver
LC

Northern Brown-throated Weaver

☀️ Diurnal Bird

Ploceus castanops

<5% · Rare
Slender-billed Weaver
LC

Slender-billed Weaver

☀️ Diurnal Bird

Ploceus pelzelni

Insufficient data

📅 Monthly Probability

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

☀️ When They're Spotted

Most active during daytime hours (6am–6pm) · across all parks (global)

☀️Diurnal
☀️🌙🌙12am6am12pm6pm12am

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 Kibale National Park 🇺🇬 Uganda
40–50%
2 Semuliki National Park 🇺🇬 Uganda
20–30%
3 Queen Elizabeth National Park 🇺🇬 Uganda
10–20%
4 Bwindi Impenetrable National Park 🇺🇬 Uganda
5–10%
5 Virunga National Park 🇨🇩 Democratic Republic of the Congo
5–10%
6 Akagera National Park 🇷🇼 Rwanda
<5%
7 Murchison Falls National Park 🇺🇬 Uganda
<5%
8 Lake Mburo National Park 🇺🇬 Uganda
<5%
9 Volcanoes National Park 🇷🇼 Rwanda
Insufficient data

Quick answers

What are the chances of seeing a Vieillot's Weaver in Bwindi Impenetrable National Park?

About 7% of wildlife watchers report a Vieillot's Weaver sighting in Bwindi Impenetrable National Park, based on 130 days of visitor records from GBIF citizen-science data.

When is the best time to see Vieillot's Weaver in Bwindi Impenetrable National Park?

November has the highest sighting rate for Vieillot's Weaver in Bwindi Impenetrable National Park in our monthly data.

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