Effects of zebra mussels on chlorophyll, nitrogen, phosphorus and silica in north shore waters of Lake Erie effectsofzebramu00ontauoft Year: 1997 1 2 3 4 5 6 7 8 9 10 11 12 Month i f t^ 0 : Rosehill PreZM Post ZM O 1 2 3 4 5 6 7 8 9 10 11 12 Month : Rosehill B 1 0 1 £ 1 2 3 4 5 6 7 8 9 10 11 12 Month Rosehill 2 z

---

Size: 2000px × 1000px
Photo credit: © Bookend / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: archive, book, drawing, historical, history, illustration, image, page, picture, print, reference, vintage