Gulf menhaden lengthy, and populations of Gulf menhaden throughout the Gulf of Mexico are generally thought to comprise a single genetic stock. The Gulf menhaden fishery is one of the largest in the United States. In 2013, the fishery supported four of the nation’s top ten ports by volume of landings. Gulf menhaden are harvested primarily for fish meal and fish oil based products. A much smaller number of menhaden are caught for use as bait. In addition to being one of the largest fisheries in the US, the Gulf menhaden fishery has also been recognized internationally for its sustainability. The fishery’s
Infighting in the Gulf Cartel held a grudge on Flores Borrego and the Metros because he believed that they had led the Mexican military to track down and kill his uncle Antonio Cárdenas Guillén ("Tony Tormenta") on 5 November 2010. Other sources indicate that the infighting could have been caused by the suspicions that the Rojos were "too soft" on the Gulf Cartel's bitter enemy, Los Zetas. When the Gulf Cartel and Los Zetas split in early 2010, some members of the Rojos stayed with the Gulf Cartel, while others decided to leave and join the forces of Los Zetas. InSight Crime explains that the