Monthly Archives: May 2013

It’s River Ice Breakup Season

Ice breakup on the Hay River, NWT  is very late this year – but today the UofA field team finally saw some signs of things getting started.  In particular, breakup here usually gets going with the formation of little mini-jams, small … Continue reading

Posted in Breakup | Tagged , , , , , , , , , , , | 2 Comments

River Icicles on the Kananaskis River

River Icicles on the Kananaskis River, AB (Canada), Feb. 19, 2013 Here’s another beautiful ice formation captured by UofA River Ice Group grad students this past winter.   These  peculiar ice formations are created as stranded ice melts on warm days. (Canon PowerShot 2, f/3.4,  … Continue reading

Posted in Winter | Tagged , , , , , , , , , , , , , , , , , , | Leave a comment

Photographing Frazil Particles in the Field

Underwater frazil on the Kananaskis River, AB (Canada) Feb. 19, 2013 Here’s a shot of the underwater camera system MSc grad student Vincent developed for measuring suspended frazil particle sizes.  In between the camera and the light, there are two polarizing filters … Continue reading

Posted in Freeze-up | Tagged , , , , , , , , , , , , , , , , , | 4 Comments