
I see the reason your not a gambling man.
Local knowledge isnt always good knowledge. Ive known 30 year fisherman who insisted the Atlantic salmon they were catching were brook trout. On the other hand, photos can make identifying features hard to see, making positive ID difficult. Notherns have thin, horizontal cream colored bars across their body with dull, reddish brown fins. Chain pickerel have larger irregular shaped light green spots. Chain pickerel also have a vertical black stripe under the eye, northerns do not