he rungs the rj dunlap lab in miami policy makers can make good conservation decisions based upon science really can't express the value that jim brings to a project like this. he relies on jim for shark savvy. the best conditions. he can design and make it. this is where you are likely to find neil when he is in the field. the shark and hi gather data. a 5-day expedition off of the shores of the bahamas to drag up to 20 tiger sharks. the largest sharks in the tropics. >> he was invited for the missing. >> people ask me why should we care? as an a pex predator meaning they live at the top of the food pyramid they play an important role. when you remove that predator, there can be a domino effect of other members of the community. >> you have that. i join neil and his team as they packed the research gear. >> a little over prepared than under prepared when you are in the middle of the ocean. crew. >> this is going to be your home for the next week. boat. >> my new home. after a rough overnight package through the gulf stream, we headed to our destination. a special place called tiger beach