Simple categories matching migrant:

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

Members with property migrant:

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