On an ornamental rose (the tall one with the darker leaves in the photo)
A small Stalked Jelly, the only one we found, though another naturalist found a second one. We saw it during the annual PTMSC intertidal survey at Kinzie Beach.
In the process of laying eggs on a Moon Snail egg collar
Possible squid egg mass? Looked like it but I was surprised to see it high up the marsh is an area with a lot of freshwater influence