2712 Esox niger Esnig_u0.jpg http://www.fishbase.org/images/species/Esnig_u0.jpg http://www.fishbase.org/images/thumbnails/jpg/tn_Esnig_u0.jpg Scarola, J.F. Esnig_u1.jpg http://www.fishbase.org/images/species/Esnig_u1.jpg http://www.fishbase.org/images/thumbnails/jpg/tn_Esnig_u1.jpg Blakeman, D. Esnig_f0.jpg http://www.fishbase.org/images/species/Esnig_f0.jpg http://www.fishbase.org/images/thumbnails/jpg/tn_Esnig_f0.jpg N. Burkhead & R. Jenkins, courtesy of VDGIF Esnig_j0.gif http://www.fishbase.org/images/species/Esnig_j0.gif http://www.fishbase.org/images/thumbnails/gif/tn_Esnig_j0.gif Great Lakes Fishery Commission Esnig_l0.gif http://www.fishbase.org/images/species/Esnig_l0.gif http://www.fishbase.org/images/thumbnails/gif/tn_Esnig_l0.gif Great Lakes Fishery Commission Esnig_l1.gif http://www.fishbase.org/images/species/Esnig_l1.gif http://www.fishbase.org/images/thumbnails/gif/tn_Esnig_l1.gif Great Lakes Fishery Commission Esnig_l2.gif http://www.fishbase.org/images/species/Esnig_l2.gif http://www.fishbase.org/images/thumbnails/gif/tn_Esnig_l2.gif Great Lakes Fishery Commission Esnig_j0.gif http://www.fishbase.org/images/species/Esnig_j0.gif http://www.fishbase.org/images/thumbnails/gif/tn_Esnig_j0.gif Great Lakes Fishery Commission