Ciguatera in the Gilbert Islands— COOPER 
423 
35’ 
TN 
30’ 
25’ 
20 ’ 
5 | 5 ’ 
17 |3° E 
Fig. 4. Map of Tarawa. 
r 
lagoon. The anchorage, which is in the south- 
western part of the lagoon, is an excellent deep- 
water anchorage and small ships may anchor 
very close to Betio. Tarawa, and in particular 
Betio, may be remembered as the site of the 
World War II Battle of Tarawa in 1943. 
The toxic area on Tarawa (see Fig. 4) is 
situated in the southwestern part of the atoll. It 
is centered round the reef which runs north from 
the west end of Betio, and includes the deep 
water on the ocean side of the reef and the deep- 
water entrance which marks its northern ex- 
tremity. Part of the reefs bordering the other 
side of the entrance, the ship passage inside the 
lagoon from the entrance to the anchorage and 
the parts of the lagoon bordering this passage, 
and the lagoon beach west of Betio are also toxic. 
This toxic area includes deep water, a sub- 
