Fisheries Investigations and Development
نویسندگان
چکیده
منابع مشابه
B 356 from Fisheries - Oceanography Coordinated Investigations
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متن کاملSymbiosis, fisheries and economic development on coral reefs.
Life-history traits of commercially important species, physiological attributes of the framework species, and characteristics of ecosystem processes make coral reefs especially vulnerable to export of biomass. Organisms in ecosystems driven by upwelling and terrestrial nutrient input are more amenable to biomass yield. Nonexportive approaches to resource management, exemplified by Palau, are co...
متن کاملThe Plata River Basin: International Basin Development and Riverine Fisheries
Environmental changes in large river basins are subject to forces external to the water and to biological issues. Before 1960, the Plata River Basin was almost undeveloped. The regulation of the Parana for hydroelectricity has been increasing since the early 1970s. Water in reservoirs of the upper Parana Basin currently comprises more than 70 percent of the mean annual discharge at its confluen...
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ژورنال
عنوان ژورنال: Nature
سال: 1916
ISSN: 0028-0836,1476-4687
DOI: 10.1038/098136c0