Here's my take on it.

Not having a close up picture of an individual strand against a contrasting background makes ID difficult. With that said,
#1 Eurasian Water Milfoil
#2 Chara
#3 a species of Potamogeton


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3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).