Several species prey upon the predaceous diving beetles (Dytiscidae), which are a nuisance in fish hatcheries and which destroy many insects, the natural food of fishes.
Salmon hatcheries should be established in many different streams, so as to secure the preservation of this valuable food fish.
The opinion of fish culturists as to the action of chlorinated waters upon fish eggs in hatcheries is almost unanimously to the effect that it is a destructive one.
The Department has, however, decided to remove all the hatcheries to localities where water that does not require chlorination can be obtained.
Still another opportunity for the use of large hatcherieshas been by the growth of poultry communities.
The price of chicks at the Petaluma hatcheries is from six to eight cents each.
The expense of enforcing our laws regulating fisheries and the cost of maintaining and operating hatcheries is assessed against that industry.
Laws were passed regulating the taking of fish, and numerous hatcheries were established throughout the State.
In order to insure plenty of game at the right season of the year, five trout hatcheries are supported by the state and a number by separate counties.
We only raise humpback and dog here, the hatcheries for chinook and silver salmon are away up the river.
The establishment of branch hatcheries has been suggested in order to utilize the spawning salmon in the region which lies above commercial fishing, and thus increase by artificial means the production of young fish.
Some one hundred million young salmon have been artificially hatched and distributed in the waters of the Dominion during the last few years, and new government hatcheries are constantly being erected.
By introducing small hatcheries which would only cost a few pounds on suitable streams, the Atlantic fish might be introduced in a few years.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "hatcheries" in a variety of sentences. We hope that you will now be able to make sentences using this word.
