1 silver AlertA Silver Alert has been issued for Rebecca Anne Manktelow by the N.C. 2  silver AlertA Silver Alert has been issued for Tyrese Grant by the N.C. 3  silver AlertA Silver Alert has been issued for Olivia Strong by the N. 4 C. silver AlertA Silver Alert has been issued for Tyler Isiah McCormick by the N. C.
While this mutation allows the Hudson River tomcod to thrive in toxic waters, its effect on other organisms in the ecosystem is likely not so positive. Tomcod that carry the mutation can withstand high levels of PCBs, which are stored in the fishes' fat.
Sources of PCB pollution: 1  Landfills containing transformers, capacitors, and other PCB waste can release PCBs into the air. 2  This environmental contamination may continue to occur due to the disposal of old electrical equipment containing PCBs.