John Halamka sings the praises of his daily after-work six-mile kayak trip through the Lakes District section of the Charles:
... The early evening on the Charles is a perfect time to view widelife - Great Blue Herons, Trumpeter Swans, American River Otters, Snapping Turtles, and enormous Carp. The river is different every time I kayak with variable weather, changing wildlife, and new people. Today I did a rescue of a mother and daughter from Montreal who tipped their kayak in the deepest part of Charles. ...
Now, Halamka is both a doctor and an IT executive, so he has a very precise formula for deciding when to go out on the water: When the sum of water temperature plus air temperature is greater than 120. Much less risk of hypothermia that way should he fall in. Read more
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