Just saltmarsh app I was looking for A handy guide to the vascular plants and invertebrates of saltmarshes. You have to register to use the carbon predictor though. No registration required for the identification tools. Some spelling mistakes, a big disclaimer... But no ads!
Tear through the swamps of Louisiana and hunt the baddest gators around.
Detailed info on 700+ Colorado wetland plants & access to digital wetland maps.