. . . . . . . . . . . "trophic level" . "food web" . "isotope analysis" . "Cristina Di Muri" . "2026-02-01T14:12:51.000Z"^^ . . . . . . . "AIDA sentence: Stable isotope analysis of δ13C and δ15N traces trophic position in aquatic food webs." . . . . . "RSA" . "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyuQ7Hi/zQ7hDZtMtLWK1JKU83Kgo8NqC+b8sxD5IoiekPctXVA8iM0zD/9pcp1txGXjX/fUj5HRUkOn4RVHP3fFa/3irQYpZFQ5fHRj8MQ7kJ6AEd1oggfajDevZGz63hj6Vigo+BNYBXqhcbWVAfLfbzQPAegce9zH6n9vTqKYMrwrSxPQdhoAcoaKOqY8gRiJgzekeEr+iEqa63X1HwWtYDs7X25a9xWbgaDSsRjzZGVUVOn1vYdSfWAaIw+EB9CiJfKm1zuXcur5PDziMW1pnZG6/NQtrA7AM3gLnoSoU3glkm5UhksGNqu2SV+j8oZLg7v6C5/sg2f6LIJMeFwIDAQAB" . "yUY0BsxXDEp1oF+Gqu4pXu7GwBtt7AGBGvi/OUqxYb9lDa+FcX8m59/VenJKTJelD0UHlLi/5jQwnzwff0NLd3HStpy4IVjR8bqhIhnRaAXxDeRv6++vpXJx3VX5ZQROlzGC6W82e0kmeK/dAbsXmIusME/9LUgviU31kBwXLujNRq0C9TijxZ315IfOPh1nAsvsyyyoRvOtEhxtHqjDH/nX6OGTeoQuGpB/rbSvlqPAWdEThPOmfRhl5OZPtI3XpulOZVzc6CUhAQZDKyCpoW5ttZOEbM6+fOpgNgjU6ygr0od4YA/GAB6ZUl8/aDh2TuRBhy6v8lojwcsgqKChBg==" . . .