Ploceus nigricollis
Silhouette: Sheatherius · PhyloPic
In 3 days ~40% in a week ~70%
The black-necked weaver (Ploceus nigricollis) is a resident breeding bird species in much of central Africa from Cameroon in the west to Kenya and southern Somalia in the east. The species was formally described in 1805 by the French ornithologist Louis Pierre Vieillot, who named it Malimbus nigricollis. The description was based on a specimen that had been collected near Malimbe, now Malembo, in the Cabinda Province of Angola. The species epithet nigricollis combines the Latin words Latin words, niger meaning "black" and collis meaning "necked".
Also on the island of on Bioko The black-necked weaver was formerly considered to be conspecific with the olive-naped weaver. The two species differ in plumage and in the colour of the iris. A molecular study published in 2019 found that the two... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Kibale National Park | 🇺🇬 Uganda | |
| 2 | Bwindi Impenetrable National Park | 🇺🇬 Uganda | |
| 3 | Mkomazi National Park | 🇹🇿 Tanzania | |
| 4 | Tsavo West National Park | 🇰🇪 Kenya | |
| 5 | Ruaha National Park | 🇹🇿 Tanzania | |
| 6 | Samburu National Reserve | 🇰🇪 Kenya | |
| 7 | Tarangire National Park | 🇹🇿 Tanzania | |
| 8 | Lake Mburo National Park | 🇺🇬 Uganda | |
| 9 | Semuliki National Park | 🇺🇬 Uganda | |
| 10 | Amboseli National Park | 🇰🇪 Kenya | |
| 11 | Virunga National Park | 🇨🇩 Democratic Republic of the Congo | |
| 12 | Tsavo East National Park | 🇰🇪 Kenya | |
| 13 | Lake Manyara National Park | 🇹🇿 Tanzania | |
| 14 | Queen Elizabeth National Park | 🇺🇬 Uganda | |
| 15 | Murchison Falls National Park | 🇺🇬 Uganda | |
| 16 | Serengeti National Park | 🇹🇿 Tanzania | |
| 17 | Akagera National Park | 🇷🇼 Rwanda | |
| 18 | Masai Mara National Reserve | 🇰🇪 Kenya | |
| 19 | Nyungwe National Park | 🇷🇼 Rwanda |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Brazzaville | 🇨🇬 Republic of the Congo | |
| 2 | Yaoundé | 🇨🇲 Cameroon | |
| 3 | Kampala | 🇺🇬 Uganda | |
| 4 | Kigali | 🇷🇼 Rwanda |
Possible
About 20% of wildlife watchers report a Black-necked Weaver sighting in Tsavo West National Park on a given day, based on 121 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 113th most-seen of the 380 birds we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.
May and November
In those months about 30% of wildlife watchers report a Black-necked Weaver in Tsavo West National Park on a given day, against under 5% in August, the lowest month. Those are among Tsavo West National Park's wettest months, with about 95 mm of rain a month against 5 mm in July.
Between 5 and 8 am
Across all the parks we cover, that three-hour window holds the most Black-necked Weaver sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
4th of 19
Of the 19 parks where we can rate Black-necked Weaver sightings, Tsavo West National Park ranks 4th at about 20%. The best odds are in Kibale National Park (Uganda, about 40%), Bwindi Impenetrable National Park (Uganda, about 30%) and Mkomazi National Park (Tanzania, about 30%).
Same genus: Ploceus
The closest relatives of the Black-necked Weaver that you can see in Tsavo West National Park (genus Ploceus, Typical Weavers) are Chestnut Weaver (about 30%), Lesser Masked-Weaver (about 20%) and Village Weaver (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Black-necked Weaver is recorded against all the birds logged in Tsavo West National Park (121 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.
