Flashcards in collapse of fisheries Deck (23)
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1
name 5 reasons of the collapse for the east coast fishery
-changes in natural conditions
-destructive fishing practices
-overfishing
-improved fishing technology
-uncontrolled foreign fishing
2
name 5 problems for the east coast fishery
-changes in natural conditions
-destructive fishing practices
-overfishing
-improved fishing technology
-uncontrolled foreign fishing
3
changes in natural conditions change ____, _____ _____ and ______ ______
temperature / salinity levels / migration routes
4
destructive fishing practices include _____ ____ unwanted fish and catching ______ species
throwing away / nontarget
5
overfishing is caused when # of mature fish __ # of fish caught, there is an _____ _____ of mature fish and the ____ _____ is too high
6
some improvements in fishing technology include _______________, ______/_______ systems, and ________ nets
powerful engine driven trawlers / solar, satellite / inescapable
7
name 3 reasons of the collapse for the west coast fishery
-changes in the environment
-overfishing
-lack of a salmon fishing treaty
8
name 3 problems for the west coast fishery
-changes in the environment
-overfishing
-lack of a salmon fishing treaty
9
changes in natural conditions change ____, _____ _____ and ______ ______
temperature / salinity levels / migration routes
10
destructive fishing practices include _____ ____ unwanted fish and catching ______ species
throwing away / nontarget
11
overfishing is caused when # of mature fish __ # of fish caught, there is an _____ _____ of mature fish and the ____ _____ is too high
12
some improvements in fishing technology include _______________, ______/_______ systems, and ________ nets
powerful engine driven trawlers / solar, satellite / inescapable
13
uncontrolled foreign fishing means that other countries _______________ and fishing limits are _______
catch more than is sustainable / extended
14
name 3 problems for the west coast fishery
-changes in the environment
-overfishing
-lack of a salmon fishing treaty
15
if first nations/sport fishers are to have greater shares, ___________ will have to ______ their catch
commercial fishers / reduce
16
in the 1990s, how many tonnes of fish were caught a year?
800 000 tonnes
17
what are the US and Canada standpoints on a fishing treaty?
US: there are enough salmon (no restrictions)
Canada: fewer fish should be caught (preservation)
18
name 3 problems for the west coast fishery
-first nations
-sport fishing
-commercial fishing
19
first nations have to _______
fish for their own food
20
which salmon are worth more: recreationally caught or commercially caught salmon?
recreationally caught salmon
21
the ______ industry wants a bigger share of the available salmon
sport fishing
22
if first nations/sport fishers are to have greater shares, ___________ will have to ______ their catch
commercial fishers / reduce
23
