![](http://www.alamy.com/thumbs/6/E8719FD8-67D5-4AAF-952D-540411199370/2RPMHXW.jpg)
Sea lamprey (Petromyzon marinus), on river gravel bottom
Size: 5315px × 3429px
Location:
Photo credit: © blickwinkel/A. Hartl / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: agnathans, animal, animals, bottom, cyclostomata, cyclostomes, fauna, fish, fishes, format, full-length, gravel, horizontal, jawless, lamprey, lampreys, lateral, nature, petromyzontidae, river, sea, side, underwater, view, views, water, world