Fish and chips portions could shrink as global warming 'attacks Scots shoals' Rising sea temperatures and limited oxygen has meant fish are growing to a smaller size than they should. The video will auto-play soon8Cancel Play now Get the stories that matter to you sent straight to your inbox with our daily newsletter.Invalid EmailSomething went wrong, please try again later. Subscribe When you subscribe we will use the information you provide to send you these newsletters. Sometimes they’ll include recommendations for other related newsletters or services we offer. OurPrivacy Noticeexplains more about how we use your data, and your rights. You can unsubscribe at any time.