Simple categories matching migrant:

• sandpiper,
• bird,
• organization,
• group,
• thrush,
• shorebird,
• visa,
• population,
• passerine,
• language,
• worker,
• songbird,
• insectivore,
• warbler,
• finch,
• sparrow,
• waterbird,
• labourer,
• fish,

Members with property migrant:

• pole,
• wagtail,
• horned_lark,
• warbler,
• italian,
• greek,
• thrush,
• loon,
• woman,
• hobby,
• american_pipit,
• swift,
• nurse,
• filipino,
• morocco,
• family_visa,
• arctic_warbler,
• fox_sparrow,
• sparrow,
• tanager,
• oriental_pratincole,
• cormorant,
• grey_plover,
• garden_warbler,
• pink_flamingo,
• arabic,
• vireo,
• tufted_titmouse,
• swallow,
• khmer,
• european,
• willow_warbler,
• association,
• teacher,
• irish,
• orthodox_figure,
• western_tanager,
• indian,
• engineer,
• former_miner,
• woodcock,
• vietnamese,
• malay,
• black_stork,
• kingbird,
• african_woman,
• muslim_woman,
• driver,
• blackbird,
• humming_bird,
• cuckoo,
• goose,
• blackcap,
• hummingbird,
• japanese,
• stonechat,
• whitethroat,
• afghan,
• ukrainian,
• siskin,
• diaspora,
• wildfowl,
• tree_pipit,
• redpoll,
• duck,
• finch,
• godwit,
• fijian_cassava,
• red_knot,
• whinchat,
• egret,
• business,
• shorebird_waders,
• oven_bird,
• flycatcher,
• cambodian,
• great_knot,
• grosbeak,
• grey_heron,
• sandwich_tern,
• shearwater,
• martin,
• oystercatcher,
• dunlin,
• winter_thrush,
• chinese,
• western_meadowlark,
• protestant,
• somali,
• ruddy_turnstone,
• domestic_worker,
• domestic_servant,
• ethnic_german,
• lebanese_coffee,
• pied_flycatcher,
• garganey,
• tuna,
• waterfowl,
• white_pelican,
• old_person,
• laotian,
• little_curlew,
• crossbill,
• macedonian,
• pratincole,
• short_term,
• common_moorhen,
• new_greek,
• fieldfare,
• iranian,
• hometown_association,
• redstart,
• mental_health,
• south-island_oystercatcher,
• ovenbird,
• shorebird,
• dorian,
• willow_flycatcher,
• somali_population,
• redwing,
• mariner,
• south,
• cerulean_warbler,
• flamingo,
• polish_community,
• starling,
• portuguese,
• doctor,
• turkey,
• oriole,
• waders,
• knot,
• international_company,
• white_heron,
• turtle_dove,
• nightingale,
• wheatear,
• seasonal_worker,
• pied_wagtail,
• british,
• reed_warbler,
• crab_plover,
• korean,
• western_kingbird,
• wilson_warbler,
• chinese_egret,
• people,
• shanghai_people,
• meadowlark,
• bunting,
• heron,
• waxwing,
• miner,
• tennessee_warbler,
• mons,
• impact,
• shrike,
• raptor,
• burmese,
• swan,