on page 7 add some art at the bottom I would use one of these
https://commons.wikimedia.org/wiki/File:Spool_(PSF).png
.png){kind=link}
https://commons.wikimedia.org/wiki/File:Bobbin_(PSF).jpg
.jpg){kind=link}
https://commons.wikimedia.org/wiki/File:Fishing_Tackle_Logo_(4646727616).jpg
.jpg){kind=link}
rasterize image on page 16
rasterize fish on 18
stray line in the margins on 18
20/21 should have some art maybe this
https://commons.wikimedia.org/wiki/File:King_crab_dorsal_illustration_by_G._T._Sundstrom.jpg
22/23 the role of foraging should be at the top of 23 not at the bottom of 22
26/27 put the illustration all the way over the page and do a circle for the page numbers
mucklurker on last page is not capitalized on other pages it is
inner cover should not have content remove art on 30 and move content from 31 there put the art on 31