<http://schema.org/about>
"Albacore Tuna\nFinding sustainable seafood has always been about balancing the health of a given fishery with the health effects of consuming that fish. Some that can be sourced sustainably are also high enough on the food chain that they accumulate toxins"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/slideshows/green-food/super-green-seafood-list-connects-ocean-and-human-health-in-pictures/page/2/>