Photo 6015072, (c) Isabel Herrera, some rights reserved (CC BY-NC), uploaded by Isabel Herrera

Attribution © Isabel Herrera some rights reserved Uploaded by isabel_herrera Source iNaturalist Mexico Associated observations Photos / Sounds What Heermann's Gull (Larus heermanni) Observer isabel_herrera Date February 2, 2011 05:16 PM CST Place Isla Isabel, Santiago Ixcuintla, MX-NA, MX (Google, OSM) Date Added January 12, 2017 03:21 PM CST 4 IDs Research Grade View Sizes small medium large original