Another experiment of this sort proved itself successful this year when a good many catch of humpback salmon was reported from the Penobscot River in Maine. The humpback salmon, if a native of the Pacific coast, and was introduced into the Atlantic a few years ago.

The 17th and efficiency of the organization which thus keeps a nation supplied with fish and fishing is impressive in the year 1918, the bureau produced over 1,010,000,000 fish, and over, and distributed some 58,000,000 fish, of larger size, collecting and hatching operations were conducted in thirty-two States and Alaska, while the distribution extended into every State and Territory. The greater part of the output is planted in public waters on advice of government or State experts, but most of the fish suitable for ponds and small lakes are confined to individuals. This distribution of fish to individuals in all parts of the country last year required 37,716 miles of railroad travel.

In addition to propagating a large number of species of food and game fish, the bureau several years ago took up experimental work with the famous diamond-back terrapin, which was a widely used delicacy several years ago, but is now scarce. The diamond-back has been very successfully raised in captivity by the government experts, and some have already been released to multiply in the wild State.

This year still another new experiment is to be  conducted in the propagation of frogs. A large number of persons have written to the bureau for information about raising frogs in captivity, and this experimental work is being undertaken in order to solve the problem.
Pickling Fruit on Stilts. 