Porbeagle shark 'swimming in a sea of litter' in Plymouth marina 'We need to stop treating our beautiful local waters like a dump' The video will auto-play soon8Cancel Play now Politics, environment, farming and more in your new free Western Morning News newsletter - direct to your inbox every dayInvalid EmailSomething went wrong, please try again later. Sign up When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice A porbeagle shark has been spotted in Plymouth's waters over the past week - but new and alarming footage shows just how much disgusting litter the beautiful creature is having to swim through.