...observations connected with the discoloration of the sea from organic causes. On the coast of Chile, a few leagues north of Concepcion, the Beagle one day passed through great bands of muddy water; and again, a degree south of Valparaiso, the same appearance was still more extensive. Although we...

...observations connected with the discoloration of the sea from organic causes. On the coast of Chile, a few leagues north of Concepcion, the Beagle one day passed through great bands of muddy water, exacdy like that of a swollen river; and again, a degree south of Valparaiso, when fifty miles from...