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A New Apparatus For Measuring Deep Water Temperatures, Frank A. Stromsten
A New Apparatus For Measuring Deep Water Temperatures, Frank A. Stromsten
Proceedings of the Iowa Academy of Science
There has always been a certain fascination in the study of things related to great bodies of water. The curiosity to know what is going on beneath the turbulent waves when the storm is raging and what the conditions are beneath the smooth surface when all is quiet has ever challenged our spirit of investigation. What are the environmental conditions of aquatic life has given considerable impetus to the physical and chemical phases of limnology. Temperature seems so closely interwoven into the environmental complex that careful and exact measurement of this factor is one of the first things to be …
Food Of The Short-Nosed Gar-Pike (Lepidosteus Platystomus) In Lake Okoboji, Iowa, George E. Potter
Food Of The Short-Nosed Gar-Pike (Lepidosteus Platystomus) In Lake Okoboji, Iowa, George E. Potter
Proceedings of the Iowa Academy of Science
The food habits of any animal have a distinct bearing upon its life and so it is with the Gar-pike. In order to ascertain the kind and amount of food taken by this fish, many collections were made, stomachs dissected, the contents carefully examined and preserved.