. Goldfish breeds and other aquarium fishes, their care and propagation : a guide to freshwater and marine aquaria, their fauna, flora and management. With 280 explanatory illustrations, printed with the text. , eyes small and inconspicuous,and the body covered with fine hairs, which, inthe water, cause an almost complete envelopmentin air like a glittering armor, and enables thebug to descend below the surface for considerableperiods, where it attaches itself by its anteriorlegs. The posterior legs are more largely devel-oped and oar-like, covered with swimming bristles, f,^ , ,I7 , . 1 o HG.
. Goldfish breeds and other aquarium fishes, their care and propagation : a guide to freshwater and marine aquaria, their fauna, flora and management. With 280 explanatory illustrations, printed with the text. , eyes small and inconspicuous,and the body covered with fine hairs, which, inthe water, cause an almost complete envelopmentin air like a glittering armor, and enables thebug to descend below the surface for considerableperiods, where it attaches itself by its anteriorlegs. The posterior legs are more largely devel-oped and oar-like, covered with swimming bristles, f,^ , ,I7 , . 1 o HG. 196. Water-boatman, The tour membranous wings lie on the back, the Corha interuPta- Enlarged.*first pair of thicker structure, the hind wings very delicate, white and lace-like. It swims with the back upwards and in cold weather buries itself inthe mud and lies dormant until spring. The eggs are attached to the stemsof plants under the water and the larval stage is brief. All the genera arepredatory, the food consisting of insects and other aquatic animals, and thestrong and sharp beak inflicting severe bites. They are destructive to *The line at the right of the figures indicate the natural size. 252. AQUATIC INSECTS OF FRESHWATER
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License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, booksubjectaquariu, bookyear1908
