Shell fish!

Chrissi • Due date July 21, 2016 with a baby girl!!!! 💓💕💞🎀 Due again August 21, 2017 🎉🎊🎏
Any mommas to be have any problems with eating crab legs. I normally don't eat a lot of seafood as it is, but my hubby has been craving it and is buying some for dinner. Are the measurements the same as tuna for the ounces consumed?