the aquatic cows, now knee-deep in shallows on a sandy bottom, now following their paths through margins of close-cropped water hyacinths, over mangrove roots and through the mud of marsh edges, and again along a dry bank of clean white sand. To know a river takes many expeditions, and one of these should surely be afoot along its shallows.
The brackish tides that swirl up from the sea to the deep water off the Jacksonville wharves speed with little loss of vigor on, many broad miles into the heart of Florida. To march along this water is to promenade a river side and a sea beach in one. Splashing through the shallows I find the water as full of fish life as the woods are of birds, or the air of butterflies. You can look nowhere without seeing one, usually all forms in numbers. The mullet leap sometimes six feet in the air from the river surface, gleaming silver in the sun. A blue crab scuttles, left side foremost, from the margin toward deep water, his blue claws conspicuous and marking the species, which is Southern in its habitat though found in numbers as far north as the Jersey coast. This crab is very plentiful here, the neighbors catching him with ease by the simple expedient of tying a piece of ancient meat to a string which they drop from the wharf and occasionally draw up. The crab will be found feeding on and so
