Identificaciones de brunokostulak

I made this observation from a pond sample collected at Mills Pond Recreation Area.

Found in a water sample taken from a stagnant "roosting pond" under a huge live oak tree. It rained some the night before this sample was taken.

There are two organisms in the pic but I’m wanting to ID the spiky oval. Pond sample from McKinney Falls.

From a class observation, obtained in collected pond water from Lady Bird Lake

I made this observation from a pond sample collected at Mills Pond Recreation Area.

Observed in lab for class
From Lady Bird Lake.

From the water sample that I got on 2/13. There were several of these in this water sample.

Green, found not moving

Taken from upper bull creek in an area of water that didn’t get much circulation. I don’t have a picture, but it was taken from clumps of thick, light green algae.
Clear, sunny day at 72 degrees.

Green algae

Picture for class, obtained in lab observations from collected pond water.

This plant is everywhere in the lake.