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Lake Winona biology, fishing, recreation photographs - Cal Fremling Archive

Page 1

SUMMER

WARM

-10 THERMOCLINE

COLD

-20 NO OXYGEN

NO FISH

-30'

1

1

SPRING AND FALL

COLD -10'

-20'

-30'

WINTER

ICE AND SNOW

/

~ ~

2ppm OXYGEN

-10'

-20'

l

NO OXYGEN

'1

NO FISH

lH~s~} J~

-30'

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