Laboratory apparatus and instruments sold as a set comprised of test fish handling equipment in the nature of a reusable dosing dispenser syringe, a funnel, an oral probe, a flexible holder made of foam or other soft, spongy material in the nature of fishing clamps to hold fish, guiding means in the nature of a pipe member machine with a supply port and a discharge port for transporting fish, and pre- dosing and post-dosing water fish tanks for holding the test fish, all used to transfer, hol...