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La pesca y la piscicultura
1941
Marini, Tomás L.
Oversikt over fiskeriene i 1940. 全文
1941
Fiskeridirektoratet
Fiskeridirektørens årsoversikt
显示更多 [+] 显示较少 [-]Lofotfisket 1940 全文
1941
Anderssen-Strand, Anders | Rollefsen, Gunnar | Eggvin, Jens
Beretninger 1939 | 1. Fisket i Finnmark. | 2. Skreifisket i Troms, Nordland (utenom Lofoten), Nord-Trøndelag og Sør-Trøndelag. | 3. Vårtorskefisket i Møre og Romsdal fylke. | 4. Vintersildfisket nord for Stad. | 5. Vintersildfisket i Sogn og Fjordane, Hordaland, Rogaland og Vest-Agder. | 6. Selfangsten, håkjerringfisket og overvintringsekspedisjonene. 全文
1941
Beretninger om torskefisket (utenom Lofoten) og silde-, makrell-, bank- og kveitefisket samt selfangsten i 1938. 全文
1941
Taxonomy and distribution of the boring sponges (Clionidae) along the Atlantic coast of North America 全文
1941
Old, Marcus C.
Covers the history of the study of boring sponges, taxonomy and distributions. Also includes identification of species, descriptions, key, references and plates. (PDF contains 30 pages)
显示更多 [+] 显示较少 [-]Studies of the effects of industrial pollution in the lower Patapsco river area: 1. Curtis Bay Region 1941 全文
1941
Olson, R.A. | Brust, H.F. | Tressler, Willis L.
Industrial effluents in the lower Patapsco area, which constitutes the navigable portion of the river and includes Baltimore Harbor, are many and include waste acid, distillery waters, tannery wastes and copper as (ferrous sulphate) from pigment and steel industries. (PDF contains 22 pages (2 on 1) | Maryland Department of Natural Resources, MD. Tidewater Fisheries | CBL-Contribution series | State of Maryland Department of Research and Education Contribution series #43
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