Good news, bad news

As predicted, the Canaiad project has reached the milestone of 5,000 observations, thanks to the collective efforts of over 750 contributors, a number of freshwater mussel observers that just keeps on growing year after year..

Now for the bad news: 2021 seems to be the year us humans will slowly emerge from our pandemic crisis, but for mussels, a recurring environmental threat is well under way that is already causing important casualties among their ranks: drought. Water levels in Eastern Canada are clearly trending towards historical low levels, and have been very early on to boot, since the spring thaw. April and May have seen record low precipitations in many areas, and both the Saint-Lawrence and Ottawa Rivers are already at levels that would be considered low only by mid-summer. So unless the rains pick up, a great many mussels will perish, left high and dry on gently sloping shores as the water recedes faster than they can move toward deeper channels. Also, ...more ↓

Posted on June 09, 2021 12:07 by redgarter redgarter | 0 comments | Leave a comment
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Up-to-date freshwater mussel census and species-specific range mapping of unionids in Canada. Initiated 2017.
Link to our identification guide "Canaiad's Freshwater Mussels of Canada":
Another useful online idenfification guide is: ...more ↓

Mini redgarter created this project on January 02, 2017
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