The New Hampshire State Fish Hatchery is in Laconia.
of the city is a state fish hatchery, and there are fine trout streams in the neighbourhood.
Monterey Bay has a remarkable variety of fish; and there is a large fish hatchery near the city.
For the protection and promotion of the lobster fishery the United States government has established a lobster hatchery at Boothbay Harbor; and the state legislature enacted a law in 1895 prohibiting the taking of lobsters less than 102 in.
Evidence is still lacking as to whether the 20 to 30 million fry annually added from the hatchery have appreciably increased the quantities of young plaice on the surrounding shores.