Why is the beer called Tuna? Half Acre don’t know. Just say, “I’ll take a Tuna.” It feels good. The ocean is a magical place. Tuna is rife with attributes that make for ongoing pleasure without the heft. Too much weight while exploring the ocean is dangerous. Watermelon, peach, guava. Lemon lime citrus zest, tropical fruit juices. 4.7% ABV.