At best, ISR covers the short term. I see these kids come on deck and enter the water and its hard to not notice their development is behind to those of their

At best, ISR covers the short term. I see these kids come on deck and enter the water and its hard to not notice their development is behind to those of their peers that went to a swim club that was proper learn to swim to thrive in the water as opposed to just that survive mentality. They are the most watched in case something happens. So yea, don't just throw em in.