Mobile
发表于 2025-3-25 06:40:59
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细微差别
发表于 2025-3-25 08:35:23
https://doi.org/10.1057/9781137346957ead .., 1984), occurring at depths from shallow waters to 1000 m. It ranks among the commercially most important demersal species in the Mediterranean Sea. The Mediterranean hake catch in 1987 amounted to 37 604 t and constituted 3.4% of the total Mediterranean fish catch of 1 102 500 t.
overture
发表于 2025-3-25 13:21:11
https://doi.org/10.1057/9781403980823he trawl fishery in this area, worth not less than 125 million ECU per year at dockside prices. Although it has been intensively studied, some information on its biology and its state of exploitation is still lacking.
腐败
发表于 2025-3-25 16:02:31
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municipality
发表于 2025-3-25 20:49:32
Book 1995fisheries are of particular economic interest as their location spans almost a complete spectrum of industrial development from major industrial countries like USA, Canada, Spain and Italy through New Zealand, South Africa, Argentina and Chile to Morocco, Peru, Mauritania, Namibia and Angola.
Compass
发表于 2025-3-26 01:10:15
Biology and fisheries of South African Cape hakes ,,the rich fishery for pelagic and demersal fish off the west coast. Off the south and east coasts, which are under the influence of the warm Agulhas Current (Fig. 2.1), upwelling is not so extensive, but it does take place, particularly around capes (Schumann ., 1982).
KIN
发表于 2025-3-26 07:49:57
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MAIZE
发表于 2025-3-26 10:35:05
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WAIL
发表于 2025-3-26 12:48:24
https://doi.org/10.1007/978-981-15-1750-1in have traditionally visited North-west African fishing grounds. Fisheries for cephalopods, hakes, crustaceans and sardines mainly stretch from the Strait of Gibraltar to the Senegal River. They have a great economic and social importance (Bravo de Laguna, 1985).
倒转
发表于 2025-3-26 17:28:10
Biology and fisheries of Namibian hakes , ,nd processes of the Benguela ecosystem (Shannon, 1985); chemistry and related processes (Chapman and Shannon, 1985); plankton (Shannon and Pillar, 1986); the major fish and invertebrate resources (Crawford ., 1987); and the coastal zone (Branch and Griffiths, 1988).