Patches of redness and indeterminate dark shapes swam within it.

Its waters were fresh and cold, and wold duck, fearless of Dick, swam within a few yards of him.

Several sea otter swam within rifle range on the west coast, and land otter we chased upon shore and killed.

Scores of towering shapes swam within and glided out of them, each reflecting the vivid light as though they themselves were incandescent.