"half truths and alarmism".? Nope, Dr. Russell Reichelt - chair of the Great Barrier Reef Marine Park Authority did not actually say that about one of my coral bleaching articles
Numerous studies have indicated acidification and in some cases more specifically, saturation state (the amount of carbonate dissolved in seawater relative to the maximum it can hold) will have impacts on marine life, including species used for aquaculture.
The FAO have taken a look at the socio-ecological impacts of climate climate change and ocean acidification on a human community in Kenya that utilizes reefs for their livelihoods and survival
It makes sense to instigate oyster restoration projects, not just to provide food, but also to reverse the degradation of the ecosystem. Unfortunately it is not always that simple.