I thought this article was interesting - it got my brain thinking about all sorts of fun possibilities.
Ocean pike?
Northern pike are native to Alaska. Just not all of Alaska. Thanks to Ice Age geology, the southern third of the state was spared from the toothy, salmon- and trout-eating predator. It was believed, until very recently, that the only pike found in south-central Alaska are there thanks to illegal...
www.hatchmag.com