Grand Canyon Research - purdypictures
We met with a fish and game officer who was trying to control the non-native fish population with electric stunning technology. The cold water which comes from the bottom of the dam is preferential to the trout which eats the native fish.

We met with a fish and game officer who was trying to control the non-native fish population with electric stunning technology. The cold water which comes from the bottom of the dam is preferential to the trout which eats the native fish.

Grand Canyon river colorado rocks rafting research scientist storm desertGrand Canyon river colorado rocks rafting research scientist storm desert insects rodents birds snakes reptiles