Prefectures covered：Chiba
OSJ7
Number of orders recorded： 14
Number of families recorded： 33
Number of genera recorded： 52
Number of species recorded： 72
Observed species (native species)#
- Green Pheasant (Phasianus versicolor) New
- Gadwall (Anas strepera) New
- Falcated Duck (Anas falcata) New
- Mallard (Anas platyrhynchos) New
- Eastern Spot-billed Duck (Anas zonorhyncha) New
- Northern Pintail (Anas acuta) New
- Eurasian Teal (Anas crecca) New
- Common Pochard (Aythya ferina) New
- Tufted Duck (Aythya fuligula) New
- Smew (Mergellus albellus) New
- Little Grebe (Tachybaptus ruficollis) New
- Great Crested Grebe (Podiceps cristatus) New
- Black-necked Grebe (Podiceps nigricollis) New
- Oriental Turtle Dove (Streptopelia orientalis) New
- Great Cormorant (Phalacrocorax carbo) New
- Black-crowned Night Heron (Nycticorax nycticorax) New
- Grey Heron (Ardea cinerea) New
- Great Egret (Ardea alba) New
- Little Egret (Egretta garzetta) New
- Brown-cheeked Rail (Rallus indicus) New
- Ruddy-breasted Crake (Porzana fusca) New
- Common Moorhen (Gallinula chloropus) New
- Eurasian Coot (Fulica atra) New
- Northern Lapwing (Vanellus vanellus) New
- Long-billed Plover (Charadrius placidus) New
- Eurasian Woodcock (Scolopax rusticola) New
- Common Snipe (Gallinago gallinago) New
- Green Sandpiper (Tringa ochropus) New
- Common Sandpiper (Actitis hypoleucos) New
- Black-headed Gull (Chroicocephalus ridibundus) New
- Vega Gull (Larus vegae) New
- Lesser Black-backed Gull (Larus fuscus) New
- Western Osprey (Pandion haliaetus) New
- Black Kite (Milvus migrans) New
- Eastern Marsh Harrier (Circus spilonotus) New
- Eastern Buzzard (Buteo japonicus) New
- Ural Owl (Strix uralensis) New
- Common Kingfisher (Alcedo atthis) New
- Japanese Pygmy Woodpecker (Yungipicus kizuki) New
- Common Kestrel (Falco tinnunculus) New
- Bull-headed Shrike (Lanius bucephalus) New
- Rook (Corvus frugilegus) New
- Carrion Crow (Corvus corone) New
- Large-billed Crow (Corvus macrorhynchos) New
- Goldcrest (Regulus regulus) New
- Varied Tit (Sittiparus varius) New
- Japanese Tit (Parus minor) New
- Eurasian Skylark (Alauda arvensis) New
- Brown-eared Bulbul (Hypsipetes amaurotis) New
- Japanese Bush Warbler (Horornis diphone) New
- Long-tailed Tit (Aegithalos caudatus) New
- Japanese White-eye (Zosterops japonicus) New
- Marsh Grassbird (Locustella pryeri) New
- Zitting Cisticola (Cisticola juncidis) New
- White-cheeked Starling (Spodiopsar cineraceus) New
- Pale Thrush (Turdus pallidus) New
- Brown-headed Thrush (Turdus chrysolaus) New
- Dusky Thrush (Turdus eunomus) New
- Red-flanked Bluetail (Tarsiger cyanurus) New
- Daurian Redstart (Phoenicurus auroreus) New
- Eurasian Tree Sparrow (Passer montanus) New
- White Wagtail (Motacilla alba) New
- Japanese Wagtail (Motacilla grandis) New
- Water Pipit (Anthus spinoletta) New
- Grey-capped Greenfinch (Chloris sinica) New
- Hawfinch (Coccothraustes coccothraustes) New
- Meadow Bunting (Emberiza cioides) New
- Chestnut-eared Bunting (Emberiza fucata) New
- Rustic Bunting (Emberiza rustica) New
- Black-faced Bunting (Emberiza spodocephala) New
- Japanese Reed Bunting (Emberiza yessoensis) New
- Common Reed Bunting (Emberiza schoeniclus) New
Observed species (introduced species)#
No data