By David Western and Victor N. Mose

We anticipated a severe dry season in June 2021 when the long rains were paltry across the Amboseli region and severe in northern and eastern Kenya. It was soon apparent from our ground monitoring that Amboseli faced severe grazing shortages in the eastern portion of the ecosystem. By January the extreme pasture shortages had spread well to the east towards the Chyulu Hills. Anticipating a severe drought in early 2022, the Amboseli Conservation Program commissioned the Department of Resource Surveys and Remote Sensing (DRSRS), and the Flight Training Centre at Wilson Nairobi, to conduct an aerial count of the Amboseli ecosystem in January 2022.

By late December it was apparent that Amboseli had been invaded by a huge influx of cattle from Tanzania, Matapatu, the Rift Valley and other places to the west and south where the rains had failed. The influx quickly reduced the sparse forage around Amboseli and moved east towards the Chyulu Hills where the rains were moderately good. By mid-January cattle were emaciated, most especially those from Tanzania, and the weaker animals were dying. We planned our count to capture the extent of the invasion and issue a forecast of heavy anticipated livestock deaths and plunging market prices.

In what follows we report the findings on the extent of the cattle invasion, the numbers and distribution of livestock and wildlife in the first bulletin by the Amboseli Conservation Program. Based on the counts, other monitoring data and unseasonal rains in January and February 2022, we project the outlook for the next half year.

Download the first Amboseli Monitoring Outlook Bulletin below.

By David Western

November 27, 2025

The handing back of Amboseli National Park to Kajiado County management on 8th November 2025

By ACP Team

July 26, 2025

Our Amboseli Conservation Program Outlook Report gives the state of pastures, livestock, and wildlife health.

By Victor Mose

June 9, 2025

Horizontal learning, where local communities and scientists co-design research, remains a central pillar of Mosaic

Current conditions and outlook for livestock and wildlife in Amboseli

Authored by : David Western and Victor N. Mose
Posted on March 22, 2022

We anticipated a severe dry season in June 2021 when the long rains were paltry across the Amboseli region and severe in northern and eastern Kenya. It was soon apparent from our ground monitoring that Amboseli faced severe grazing shortages in the eastern portion of the ecosystem. By January the extreme pasture shortages had spread well to the east towards the Chyulu Hills. Anticipating a severe drought in early 2022, the Amboseli Conservation Program commissioned the Department of Resource Surveys and Remote Sensing (DRSRS), and the Flight Training Centre at Wilson Nairobi, to conduct an aerial count of the Amboseli ecosystem in January 2022.

By late December it was apparent that Amboseli had been invaded by a huge influx of cattle from Tanzania, Matapatu, the Rift Valley and other places to the west and south where the rains had failed. The influx quickly reduced the sparse forage around Amboseli and moved east towards the Chyulu Hills where the rains were moderately good. By mid-January cattle were emaciated, most especially those from Tanzania, and the weaker animals were dying. We planned our count to capture the extent of the invasion and issue a forecast of heavy anticipated livestock deaths and plunging market prices.

In what follows we report the findings on the extent of the cattle invasion, the numbers and distribution of livestock and wildlife in the first bulletin by the Amboseli Conservation Program. Based on the counts, other monitoring data and unseasonal rains in January and February 2022, we project the outlook for the next half year.

Download the first Amboseli Monitoring Outlook Bulletin below.

By David Western and Victor N. Mose

We anticipated a severe dry season in June 2021 when the long rains were paltry across the Amboseli region and severe in northern and eastern Kenya. It was soon apparent from our ground monitoring that Amboseli faced severe grazing shortages in the eastern portion of the ecosystem. By January the extreme pasture shortages had spread well to the east towards the Chyulu Hills. Anticipating a severe drought in early 2022, the Amboseli Conservation Program commissioned the Department of Resource Surveys and Remote Sensing (DRSRS), and the Flight Training Centre at Wilson Nairobi, to conduct an aerial count of the Amboseli ecosystem in January 2022.

By late December it was apparent that Amboseli had been invaded by a huge influx of cattle from Tanzania, Matapatu, the Rift Valley and other places to the west and south where the rains had failed. The influx quickly reduced the sparse forage around Amboseli and moved east towards the Chyulu Hills where the rains were moderately good. By mid-January cattle were emaciated, most especially those from Tanzania, and the weaker animals were dying. We planned our count to capture the extent of the invasion and issue a forecast of heavy anticipated livestock deaths and plunging market prices.

In what follows we report the findings on the extent of the cattle invasion, the numbers and distribution of livestock and wildlife in the first bulletin by the Amboseli Conservation Program. Based on the counts, other monitoring data and unseasonal rains in January and February 2022, we project the outlook for the next half year.

Download the first Amboseli Monitoring Outlook Bulletin below.

By David Western

November 27, 2025

The handing back of Amboseli National Park to Kajiado County management on 8th November 2025

By ACP Team

July 26, 2025

Our Amboseli Conservation Program Outlook Report gives the state of pastures, livestock, and wildlife health.

By Victor Mose

June 9, 2025

Horizontal learning, where local communities and scientists co-design research, remains a central pillar of Mosaic

Posted on March 22, 2022

By David Western and Victor N. Mose

We anticipated a severe dry season in June 2021 when the long rains were paltry across the Amboseli region and severe in northern and eastern Kenya. It was soon apparent from our ground monitoring that Amboseli faced severe grazing shortages in the eastern portion of the ecosystem. By January the extreme pasture shortages had spread well to the east towards the Chyulu Hills. Anticipating a severe drought in early 2022, the Amboseli Conservation Program commissioned the Department of Resource Surveys and Remote Sensing (DRSRS), and the Flight Training Centre at Wilson Nairobi, to conduct an aerial count of the Amboseli ecosystem in January 2022.

By late December it was apparent that Amboseli had been invaded by a huge influx of cattle from Tanzania, Matapatu, the Rift Valley and other places to the west and south where the rains had failed. The influx quickly reduced the sparse forage around Amboseli and moved east towards the Chyulu Hills where the rains were moderately good. By mid-January cattle were emaciated, most especially those from Tanzania, and the weaker animals were dying. We planned our count to capture the extent of the invasion and issue a forecast of heavy anticipated livestock deaths and plunging market prices.

In what follows we report the findings on the extent of the cattle invasion, the numbers and distribution of livestock and wildlife in the first bulletin by the Amboseli Conservation Program. Based on the counts, other monitoring data and unseasonal rains in January and February 2022, we project the outlook for the next half year.

Download the first Amboseli Monitoring Outlook Bulletin below.

Recent Posts

By David Western

December 5, 2025

Short rains failed in Oct to Nov 2025 and heavy post-drought stocking pushed pastures from green to red.

By David Western

November 27, 2025

The handing back of Amboseli National Park to Kajiado County management on 8th November 2025

By ACP Team

July 26, 2025

Our Amboseli Conservation Program Outlook Report gives the state of pastures, livestock, and wildlife health.

By Victor Mose

June 9, 2025

Horizontal learning, where local communities and scientists co-design research, remains a central pillar of Mosaic

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Amboseli became world renowned in the 1950s as the setting for Where No Vulture’s Fly

By David Western, Victor N. Mose, David Maitumo, Immaculate Ombongi, Sakimba Kimiti, Winfridah Kemunto, Samuel Lekanaiya, Paul Kasaine and Sunte Kimiti

February 7, 2025

The outlook for livestock and wildlife in the short dry season normally stretching from January to the long rains

By Victor N. Mose

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ACP, ACC, and NAU launched a NASA-funded One Health survey using GEDI and local monitoring for ecosystem health.

By David Western, Victor N. Mose, David Maitumo, Immaculate Ombongi, Sakimba Kimiti, Winfridah Kemunto, Samuel Lekanaiya, Paul Kasaine and Sunte Kimiti

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The heavy prolonged El Niño rains boosted pastures across the Amboseli ecosystem

By David Western, Immaculate Ombongi and Victor N. Mose

November 30, 2024

Our study traces the transition from traditional livestock practices based on seasonal migrations to permanent

Contact Us

Amboseli Conservation Program
P.O Box 15289-00509 or 62844-00200
Nairobi, Kenya.

Tel/Fax: +254 20 891360 / 891751
Email: acc@acc.or.ke