Fisheries Science for Lawyers: Readings Accompanying CLE Program |
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Page 52
It seems to us most useful to consider the functioning role of a species in terms of the functional aspects of ... It is useful to distinguish two types of function- ing roles : a direct role as a major source or sink or site of ...
It seems to us most useful to consider the functioning role of a species in terms of the functional aspects of ... It is useful to distinguish two types of function- ing roles : a direct role as a major source or sink or site of ...
Page 78
These conclusions have at their bases a consi- deration of the functioning roles of species within an ecosystem . A population , stock , or species can be said to have a significant functioning role in an ecosystem if it affects , to an ...
These conclusions have at their bases a consi- deration of the functioning roles of species within an ecosystem . A population , stock , or species can be said to have a significant functioning role in an ecosystem if it affects , to an ...
Page 79
A population with a non - replaceable role clear- ly has a biologically optimum set of conditions for the maintenance of ecosystems as described in ( 2 ) , ( 3 ) , above . A population with a replaceable role may also be said to have an ...
A population with a non - replaceable role clear- ly has a biologically optimum set of conditions for the maintenance of ecosystems as described in ( 2 ) , ( 3 ) , above . A population with a replaceable role may also be said to have an ...
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Contents
II | |
A The Act and Biological Considerations | 1 |
B Optimum Sustainable Populations and Opti | 12 |
2 other sections not shown
Common terms and phrases
action activities agency agreement amendment animals application appointed appropriate authorized basis biological carry chinook Columbia River Commission Committee concerned conservation conservation and management considered consistent Convention Council court definition described designated determines discussion economic ecosystem effect endangered species established example exemption existing Federal finds fish fish or wildlife fishery management foreign functioning habitat harvest implement importation issued jurisdiction limited listed maintain marine mammals maximum means measures ment models natural necessary notice ocean operating optimum Pacific paragraph period permit person plants population present problems productivity prohibited proposed protection provisions pursuant reasonable regulation relating respect result salmon scientific Secretary STAT steelhead subsection sustainable taken taking term thereof threatened species tion United vessel violation yield zone