For many Christians, the six weeks of Lent — leading up to Easter — are a time of prayer and reflection. Believers also often refrain from eating meat from cows, pigs or chickens during this season.

Feeling that tug on the line, an angler sets the hook and reels in a small sunfish, then asks the perennial question: Should I keep it? Sunfish, also known as bluegills and pumpkinseeds, are a go-to ...