This may help you out in terms of seasonality for various offshore species, these are not absolutes though
Jan-bluefin
Feb-bluefin
Mar-bluefin, yellowfin, wahoo
Apr-yellowfin, wahoo
May-marlin, sailfish, wahoo, yellowfin, dolphin
Jun-marlin, sailfish, wahoo, yellowfin, dolphin
Jul-marlin, sailfish, wahoo, yellowfin, dolphin,
Aug-marlin, sailfish, wahoo, yellowfin, dolphin
Sep-marlin, sailfish, wahoo, yellowfin, dolphin
Oct-sailfish, wahoo, mackerel, yellowfin, bluefin
Nov-wahoo, mackerel, yellowfin,bluefin
Dec-wahoo, mackerel, yellowfin, bluefin
Try this link for a list of charter operations throughout North Carolina
http://www.sportsmansresource.com/fc...thcarolina.htm