Transparent and Science-Based Fishery Management Act of 2012

[AI summary unavailable — showing source text] Transparent and Science-Based Fishery Management Act of 2012 - Amends the Magnuson-Stevens Fishery Conservation and Management Act to provide that a Regional Fishery Management Council is not required to develop an annual catch limit for: (1) an ecosystem component species; or (2) a species, fishery, or stock for which a survey and stock assessment have not been performed within the preceding five years. Defines "ecosystem component species" as a stock of fish that is a nontarget, incidentally harvested stock of fish in a fishery, or a nontarget, incidentally harvested stock of fish, that a Council or the Secretary of Commerce has determined is not: (1) subject to overfishing, approaching an overfished condition, or overfished; and (2) likely to become subject to overfishing or overfished in the absence of conservation and management measures. Requires each annual catch limit to take into account: (1) management measures under international agreements in which the United States participates, and (2) informal transboundary agreements under which management activities outside the exclusive economic zone by another country may hinder conservation efforts by U.S. fishermen fo…