. Conical Tank for the Transportation of Young Fry. express-car, which would be found to be a very seri- ous difficulty. The best form that I have found for a tank for trav- elling with live fish is the conical one given in the accompanying plates. The advantage of the conical shape is, that the water, on being agitated by the mo- tion of the car or vehicle in which it is carried, aerates itself by spurting up the sides of the cone and falling back into the tank, in consequence of which the tank becomes, when in transit, a self aerator. The tanks are sometimes made of wood and some- times of t
. Conical Tank for the Transportation of Young Fry. express-car, which would be found to be a very seri- ous difficulty. The best form that I have found for a tank for trav- elling with live fish is the conical one given in the accompanying plates. The advantage of the conical shape is, that the water, on being agitated by the mo- tion of the car or vehicle in which it is carried, aerates itself by spurting up the sides of the cone and falling back into the tank, in consequence of which the tank becomes, when in transit, a self aerator. The tanks are sometimes made of wood and some- times of tin. The measurement of three different sizes used at the Cold Spring Trout Ponds are as follows: — I. Height 48 inches. Diameter of bottom .... 29r, " Diameter of opening . . 17 " Diameter of top .... 9 "
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Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
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Keywords: ., bookauthorstoneliv, bookcentury1800, bookdecade1890, bookyear1896
