Doing a little free-word association, what comes to mind with the jack crevalle. Whether they’re half-pounders or 20-pounders, jacks are just mean. Nobody’s going to put together a four-digit travel budget plan to chase them but when they’re around and engaged in brutality against the lesser species (known as bait), tie on your most durable popper and be glad for it.   BONUS COVERAGE: More free word association. Tarpon.  Ascendancy. False Albacore. Velocity. Trout. Sagacity. Peacock bass. Vibrancy. Bluefish. Savagery. Carp. Quixotical. This could go on.