Hi, thank you for taking the time to look at this. I was at the beach with my kids today and i found this in the sand, it looks like a bone or tooth of some sort i have attached pictures please let me know if you have any idea. Thank you

Post's pictures

20160325_193325.jpg, 2.53 mb, 4160 x 3120

20160325_193351.jpg, 2.37 mb, 4160 x 3120

20160325_193416.jpg, 2.2 mb, 4160 x 3120

Hi Maggie,

this is a fish fin spine with hyperostosis, or swelling of the bone.