On verso of t. p.: Bureau of Fisheries document no. 725. 2d ed., issued May, l910.From Bulletin of the Bureau of Fisheries, vol. 28, 1908.By Hugh M. S...
On verso of t. p.: Bureau of Fisheries document no. 725. 2d ed., issued May, l910.
From Bulletin of the Bureau of Fisheries, vol. 28, 1908.
By Hugh M. Smith, Deputy Commissioner of Fisheries. Paper presented before the fourth International Fishery Congress held at Washington, September 22-26, 1906.