A gyre is another name for a swirling vortex. Ocean gyres are large swirling bodies of water that are often on the scale of a whole ocean basin or 1000 s of kilometers across (hundreds to thousands of miles across).
Lean meats are meats with a relatively low fat content. Skinless chicken and turkey and red meat, such as pork chops, with the fat trimmed off are examples of lean meat.
90% (or Leaner) Ground Beef. 1  Lean ground beef is a source of high-quality protein, and you don't need a lot to get the protein you need. 2  These vegetarian proteins are super-healthy and you should eat them frequently. 3  Dairy products, like milk, yogurt, cottage cheese and ricotta cheese are good lean sources of protein.