Fins For Grins is a freshwater aquarium store in Broken Arrow, Oklahoma, serving fishkeepers in Tulsa and surrounding communities. The store offers freshwater fish, live aquatic plants, aquariums, equipment, hardscape, and supplies for setting up and maintaining tanks. New livestock arrives weekly, with availability shared through a current list, and purchases are backed by a seven-day livestock health guarantee. The team provides practical guidance on fish compatibility, water quality, and aquarium planning, and encourages customers to bring details about tank size, existing livestock, temperature, and water parameters when seeking advice.

Beyond its retail selection, Fins For Grins provides local aquarium services for homes and businesses. Offerings include routine maintenance, such as cleaning, water changes, testing, filter care, and livestock observation; commercial aquarium programs; and custom freshwater aquarium design and installation tailored to a customer’s space and goals. The store also shares educational resources on fish care, stocking, and compatibility to help aquarium owners make informed decisions. Located at 1312 N.