Description: Rigid and rough feel; older growth may accumulate calcium deposits; bright green to grey color; strong odor of garlic/skunk; forms dense, erect growths along the bottom; often confused with coontail.
Similar Macro Algae: Nitella, Nitellopsis (smoother, less rigid)
Control Method Needed: SeClear
Description: A highly invasive macroalgae native to Europe and Asia. Spreading in lakes and ponds throughout NE and Midwest US. Clear rhizoids and white star-like bulbils. Large Balloon like vegetative cells. Grows in water up to 10 m in depth. Branchlets variable in length, present as whorls and extend at acute angles from stem-like structure, some are forked.
Similar Mat Forming Green Algae: Nitella
Description: Another Charophyte macroalgae similar in growth form to Chara. whorls of slender branches and branchlets around a smooth stem-like structure. Simpler balloon-like cells, much less hearty and rigid than Chara. Not as odorous as Chara.
Similar Macro Algae: Nitellopsis obtusa