Schemes including Aechmophorus clarkii

• eBird/Clements Checklist 6.8 Aechmophorus clarkii
• IUCN Red List of Threatened Species. Version 2012.1 Aechmophorus clarkii
• eBird/Clements Checklist 6.7 Aechmophorus clarkii
• IUCN Red List of Threatened Species. Version 2012.2 (106003647) Aechmophorus clarkii
• CONABIO (190001AVESB501112) Aechmophorus clarkii
• NatureServe Explorer: An online encyclopedia of life. Version 7.1 (ELEMENT_GLOBAL.2.104130) Aechmophorus clarkii
• eBird/Clements Checklist 6.9 Aechmophorus clarkii
• GBIF (2482032) Aechmophorus clarkii
• eBird/Clements Checklist v2017 Aechmophorus clarkii