A PDF field guide to the species reported in and around East Okoboji Slough Wildlife Management Area, with common and scientific names and up to 3 photos of each, laid out for use in the field and offline.
The animals people report most often in and around East Okoboji Slough Wildlife Management Area include Northern Leopard Frog, Koi, Common Eastern Bumblebee, Tiger Swallowtail and American Toad. Plants lead the list with 13 species, followed by 6 insects and 3 amphibians.
The 20 species reported most often here, of 24 in the full guide.

Northern Leopard Frog

Koi
Hedge Garlic
Dulcamara

Motherwort
Butterflyweed
Tell me what you're looking for, and I'll do my best to answer.
Common Eastern Bumblebee
Tiger Swallowtail
American Toad
Bullfrog
Whorled Milkweed

Disc Mayweed
Tansy
Small White
Narrow-Headed Marsh Fly

Pleurisy Root

Giant Puffball
Tell me what you're looking for, and I'll do my best to answer.
Turkey-Corn

Buckthorn