human
If the water were reduced to sea level, there would remain two small lakes, the southern measuring one mile and a half in length, and a quarter of a mile in breadth, and having a maximum depth of 42 feet; the northern one, separated by a quarter of a mile, being only 9 feet deep, three-quarters of a mile long, and perhaps 200 yards wide at the most. Quite possibly the two might be connected by a channel, and give a long shallow lake of two and a half miles