| Referensnr. | Beskrivning | År | Namn | Sida |
|---|---|---|---|---|
| 121739 | Filatov, N., D. Pozdnyakov, O.M. Johannessen, L.H. Pettersson and L.P. Bobylev 2005 White Sea its marine environment and ecosystem dynamics influenced by global change. Praxis Publishing Ltd, Chichester, UK, 530p. | 2005 | Haematopus ostralegus | 168 |
| 127697 |
IUCN 2022 The IUCN Red List of Threatened Species. Version 2022-1. |
2022 | Haematopus ostralegus | --> |
| 130435 | IUCN 2025 The IUCN Red List of Threatened Species. 1964 - onwards. https://www.iucnredlist.org/ | 2025 | Haematopus ostralegus | ver.2025-2 |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. http://www.marinespecies.org/index.php | 2050 | Haematopus ostralegus | --> |