[383] On glancing over the charts of Kotzebue’s voyage, we are struck at seeing several of these islands grouped in a circular form, connected with one another by reefs which appear to consist of madrepores, and to present, by this arrangement, a small internal sea of great depth, to which an entrance is afforded by one or more openings. May not this arrangement be owing to submarine craters, on the edge of which the lithophytes have erected their habitations?
[384] 1824, St. 12. p. 443.
Malté Brun. Precis de la Geogr. Univers. T. ii. p. 459.; Catteau Calleville, Tabl. de la Mer Balt. T. i. p. 158, 188.
[385] See the excellent figures in Blumenbach’s Decades.
[386] Equal to 27,340 yards and 10 inches English measure, or 15½ miles and 60 yards.
In these reductions of the revolutionary French metres to English measure, the metre is assumed as 39.37 English inches.—Transl.
[387] Or 10,936 yards and 4 inches, equal to 6 miles and nearly a quarter, English measure.
Hence the entire advance of the alluvial promontory of the Po appears to have extended to 21 miles 5 furlongs and 216 yards.—Transl.
[388] Equal to 10,936 or 12,030 yards English measure.—Transl.
[389] Or 2,186 yards 2 feet English.—Transl.