Free images results:

Quag pictures, stock photos and images


Swan chick Stock Image
Author: Mkoh

Also, here are some commercial RF-licensed images that match your search criteria:  
Frog Stock Photography
Author: Tankist276
Bog landscape Stock Photo
Author: Dat
Green swamp Stock Photo
Author: Elder
Green moss Royalty Free Stock Photography
Author: Ptax

Explore more commercial options: More Quag Stock Illustrations & Vectors | More Quag Stock Video Footage