Isbn: 9780331090406 - progress in biological inquiries, 1926: including proceedings of the divisional conference, january 4 to 7, 1927 (classic reprint) (3 risultati)

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

Paperback. Condizione: New. Print on Demand. This book presents a collective study of the vast and complex Division of Scientific Inquiry within the Bureau of Fisheries. Its contributorsâ"investigators of the divisionâ"examine the uctuations of various species of sh, leading to the development of principles of oyster culture, as well as the regulation of the salmon shery in Alaska and aquiculture in freshwater settings. The book presents the history of the sheries of the Atlantic and Gulf coasts and delves into the various factors that have contributed to their uctuation. The author draws upon years of biological collections and observations in the Gulf of Maine and the Grand Banks to trace the life histories and distribution of cod, haddock, and pollockâ"three of the most economically important sh in the region. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.…