FAO :: Locust Watch :: Archives :: Risk maps :: 2009
Desert Locust risk maps - 2009

14 December. Risk decreases in Mauritania but increases in Niger

The current risk level decreased in Mauritania as locust infestations declined due to control and no rainfall. However, the risk level increased in Niger as groups of hoppers and adults were discovered in the Tamesna.

14 December. Risk decreases in Mauritania but increases in Niger

15 October. Risk level increased to THREAT and CAUTION

The current risk level has increased to THREAT in Mauritania due to a local outbreak and CAUTION for southern Morocco and Western Sahara.

15 October. Risk level increased to THREAT and CAUTION

3 August. Risk level returns to CALM

After four months of an heightened risk level, the Desert Locust situation has become calm again in all countries. Nevertheless, regular surveys and monitoring should be maintained.

3 August. Risk level returns to CALM

2 July. Risk level reduce for SW Asia

The current risk level has declined in SW Asia as the threat of swarms migrating from Yemen and northern Somalia diminished. Yet CAUTION remains for a few countries in the Central Region because of the potential for small adult groups to migrate to summer breeding areas in Sudan and Eritrea.

2 July. Risk level reduce for SW Asia

12 June. Caution level expands to SW Asia

The current risk level has increased to CAUTION for several countries because of swarms in N Somalia.

12 June. Caution level expands to SW Asia

2 April. Caution level returns to the Central Region

The current risk level has increased to CAUTION in the Central Region because of the threat posed by the development of outbreaks in Yemen and northern Somalia.

2 April. Caution level returns to the Central Region

3 March. Situation returns to Calm level

Due to poor rains this winter, locust populations declined to low levels that do not threaten crops.

3 March. Situation returns to Calm level

1 January. Caution level continues in Mauritania and Western Sahara

There is a moderate to high risk that adults will move into northern Mauritania and Western Sahara and breed in areas that received unusually heavy rains in September.

1 January. Caution level continues in Mauritania and Western Sahara