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Wildlife Guide · Migration

The Great Migration: Calendar and Route

More than a million wildebeest follow the rains in a loop between Tanzania and Kenya.

The Great Migration is a year-round circular movement of wildebeest, zebra and gazelle across the Serengeti and the Maasai Mara. Herds do not follow a fixed calendar, because rains vary, but there is a typical pattern that helps with planning. Treat dates below as a general guide, not a guarantee.

Quick Facts

Animals

Over a million wildebeest, with zebra and gazelle.

Circuit

Serengeti and Maasai Mara ecosystems.

Calving

Roughly January to March in the southern Serengeti.

River crossings

Typically July to October in the north.

January to March: calving season

Herds gather on the short grass plains of the southern Serengeti and Ndutu area, and tens of thousands of calves are born in a few weeks. Predators follow, making this a prime period for big cats.

April to June: the move north

As the long rains fall, herds move north-west through the central and western Serengeti. The Grumeti River crossings may begin in June, though timing varies.

July to October: northern Serengeti and the Mara

Herds reach the Mara River, with dramatic crossings from about July to September. Many cross into Kenya’s Maasai Mara and return later. See the Mara and the Serengeti.

November to December: heading south

With the short rains, herds return south to the Serengeti plains. Our migration itinerary follows the herds, and August in East Africa explains the peak crossing months.

Frequently Asked Questions

When is the Great Migration?

It is continuous; river crossings are typically July to October.

Where is the migration in January?

On the southern Serengeti and Ndutu plains for calving.

Is the Mara or Serengeti better?

Both work; timing depends on where the herds are.

Can I guarantee a crossing?

No. Crossings depend on rain and herd behaviour.

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