The Parties to the Nauru Agreement (PNA) controls the world’s largest sustainable tuna purse-seine fishery. PNA countries provide around 50% of the global supply of skipjack tuna, the most commonly canned tuna.

The PNA members are: Federated States of Micronesia, Kiribati, Marshall Islands, Nauru, Palau, Papua New Guinea, Solomon Islands and Tuvalu.

silky shark swimming. Photo Kris-Mikael Krister (CC BY 2.0)
The silky shark often becomes bycatch in tuna fishing in the Western and Central Pacific Ocean. Photo: Kris-Mikael Krister (CC BY 2.0).