I briefly researched acidification in a corals essays I wrote last year (for which I got a first class mark); this study looks in-depth at the impacts of acidification on marine life.
Ocean acidification is deadly threat to marine life, finds eight-year study
Darwin’s Fish: Evolutionary controversies in the fossil record | University of Oxford Podcasts – Audio and Video Lectures
Great lecture by Matt Friedman on Darwin’s (and others’) discoveries about evolution and genetics, symmetry in fish, and other things.
Edit: I have since discovered Friedman, M. has written numerous papers on teleost fish, whilst writing my own essays. A very clever man.