146 PERCY SLADEN TRUST EXPEDITION. 
out, but the water, which passed through them, had come over the reef and was almost — 
bare of life. The whole bank has much the same appearance as the main bank of 
Cargados Carajos, but is less convex to the east and has no off-lying reefs or shoals, 
[t is 24 miles long in a north and south direction by 5 miles at its broadest part. 
To the north is a single island known as Providence, richly planted with coconuts and 
Fig. 39. 
3 2? ; 
pe 
= vidence I. 
af 
69 * 
822 
3 
Di Ges 73 
pissy 1. 
et 
Y jpse 
“=* St Pierre I. 
288 
P Sea Miles 
Providence and St. Pierre (after the Admiralty chart, with additions by H.M.S. Sealark). 
D 1-12, dredgings of H.M.8. Sealark. (The Cerf Islands are not corrected.) 
having a settlement of workmen from the Seychelles. At intervals are sandbanks along 
the western half of the reef, mostly covered over at high tide, culminating to the south 
in eight sandy islets known collectively as Iles aux Cerfs. 
The following day Cooper dredged off Iles aux Cerfs, while Capt. Somerville, Gardiner, 
and Fletcher landed. the first to secure magnetic observations both for variation 
