National Geographic, Volume 199National Geographic Society., 2001 - Geography |
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Page 19
... fish- ing rights here and at other traditional fishing grounds . Roosevelt into Banks Lake . But Watson sees things differently , saying the government has made an investment - in hydropower and agriculture -- that has strengthened ...
... fish- ing rights here and at other traditional fishing grounds . Roosevelt into Banks Lake . But Watson sees things differently , saying the government has made an investment - in hydropower and agriculture -- that has strengthened ...
Page 21
... fish- passage aids , such as the spillways for smolts and fish ladders for adults at Ice Har- bor Dam ( top left ) , have had COLUMBIA RIVER Juvenile Fish 5 Transportation mixed results . Spilling water gets smolts downstream quicker ...
... fish- passage aids , such as the spillways for smolts and fish ladders for adults at Ice Har- bor Dam ( top left ) , have had COLUMBIA RIVER Juvenile Fish 5 Transportation mixed results . Spilling water gets smolts downstream quicker ...
Page 26
... fish . Those runs declined with overfishing , mining , logging , and dambuilding in the first half of the 20th century , but it wasn't until the U.S. Army Corps of Engineers completed four dams on the lower Snake in the 1960s and ' 70s ...
... fish . Those runs declined with overfishing , mining , logging , and dambuilding in the first half of the 20th century , but it wasn't until the U.S. Army Corps of Engineers completed four dams on the lower Snake in the 1960s and ' 70s ...
Contents
Indonesia74 | 74 |
FEATURES DEPARTMENTS | 2 |
The Clearing Deep in the Congo a sunny glade attracts gorillas Behind the Scenes | 38 |
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