| English | eng-000 |
| northern harrier | |
| català | cat-000 | esparver d’estany |
| čeština | ces-000 | moták pilich |
| Cymraeg | cym-000 | boda tinwyn |
| dansk | dan-000 | blå kærhøg |
| Deutsch | deu-000 | Hudsonweihe |
| Deutsch | deu-000 | Kornweihe |
| eesti | ekk-000 | välja-loorkull |
| English | eng-000 | Circus cyaneus |
| English | eng-000 | hen harrier |
| English | eng-000 | marsh hawk |
| American English | eng-004 | marsh hawk |
| American English | eng-004 | northern harrier |
| Esperanto | epo-000 | blua cirkuo |
| Esperanto | epo-000 | cirkuo blua |
| suomi | fin-000 | Circus cyaneus |
| suomi | fin-000 | sinisuohaukka |
| français | fra-000 | busard Saint-Martin |
| français | fra-000 | busard des roseaux |
| français | fra-000 | busard d’Amérique |
| français | fra-000 | busard saint-martin |
| français | fra-000 | circus cyaneus |
| hrvatski | hrv-000 | eja strnjarica |
| magyar | hun-000 | kékes rétihéja |
| íslenska | isl-000 | bláheiðir |
| italiano | ita-000 | Circus cyaneus |
| italiano | ita-000 | albanella reale |
| қазақ | kaz-000 | түз құладыны |
| Kato | ktw-000 | tsʼeehchʼooyoojis |
| Kato | ktw-000 | tsʼeehchʼooʼyoojis |
| Latina Nova | lat-003 | Circus cyaneus |
| Latina Nova | lat-003 | Circus cyaneus cyaneus |
| Latina Nova | lat-003 | Circus cyaneus hudsonius |
| олык марий | mhr-000 | нургелʼе |
| олык марий | mhr-000 | ныргылʼе |
| олык марий | mhr-000 | сурвараш |
| олык марий | mhr-000 | чалвараш |
| олык марий | mhr-000 | чалгелʼе |
| Nederlands | nld-000 | blauwe kiekendief |
| bokmål | nob-000 | myrhauk |
| Koso | par-001 | pantsayaa |
| polski | pol-000 | błotniak zbożowy |
| português | por-000 | tartaranhão-azulado |
| română | ron-000 | erete vânăt |
| slovenčina | slk-000 | kaňa sivá |
| slovenščina | slv-000 | circus cyaneus |
| slovenščina | slv-000 | pepelasti lunj |
| slovenščina | slv-000 | splinec |
| español | spa-000 | aguilucho pálido |
| svenska | swe-000 | blå kärrhök |
| ภาษาไทย | tha-000 | เหยี่ยวบึง |
| Türkçe | tur-000 | gökçe tuygun |
| Northern Sinkyone | wlk-003 | kahs-che/-tse |
| Eel River Wailaki | wlk-007 | yE-si/-che |