Use "tarns" in a sentence

1. I packed my rucksack again and walked off the summit towards the tarns.

2. Previous work in lakes and tarns has shown that, as organic matter accumulates on the bottom, there is a succession of Corixid species: — % MathType!

3. Grew wistful with a dumb, Beseechful love; And sometimes he would dip his shrinking hand Into the slimy waters of black tarns, To wet the bleeding limbs and panting sides