Japan Ramsar wetland
Lake Hyōko
87 bird species recorded; the most in January and in October.
Drph17 · CC BY 4.0
This month here
65 species in January.45 species in February.55 species in March.54 species in April.30 species in May.39 species in June.39 species in July.33 species in August.33 species in September.64 species in October.55 species in November.51 species in December.
The birds you are most likely to see in the month you choose, those that come for the season first. It opens on today's month.












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- Resident all year
- Summer visitor comes to breed
- Winter visitor comes for the winter
- Passage migrant in spring and autumn
In numbers
87 species, counted.
Our own rating, from the records only: species (50 points), threatened species (20), migrants (20) and protected status — Ramsar, IBA, SPA, observatory (10).
- 87Speciesrecorded more than once
- 43Migrantssummer, winter or passage visitors
- 1ThreatenedVulnerable, Endangered or Critically Endangered (IUCN)
- 2,816Recordsopen records within 6 km
- 7Raptors
- 2Waders
- 23Ducks & geese
- 8Herons, ibises & grebes
- 37Songbirds
- 10Other birds
From open records (eBird and others, through GBIF, licensed for any use). More birdwatchers mean more records: a quiet place may have more birds than it shows.
The checklist
All 87 species.
By group, with the year in twelve cells: the darker the cell, the more often the bird is recorded that month.
Raptors7 species
- Black KiteMilvus migrans
- Japanese BuzzardButeo japonicus
- OspreyPandion haliaetus
- Common KestrelFalco tinnunculus
- Eurasian SparrowhawkAccipiter nisus
- Eastern Marsh-harrierCircus spilonotus
- Hen HarrierCircus cyaneus
Waders2 species
- Spotted RedshankTringa erythropus
- Common SandpiperActitis hypoleucos
Ducks & geese23 species
- MallardAnas platyrhynchos
- Bewick's SwanCygnus columbianus
- Northern PintailAnas acuta
- Eurasian WigeonMareca penelope
- Chinese Spot-billed DuckAnas zonorhyncha
- Whooper SwanCygnus cygnus
- Eurasian TealAnas crecca
- Tufted DuckAythya fuligula
- Common PochardAythya ferinaVU
- Northern ShovelerSpatula clypeata
- SmewMergellus albellus
- American WigeonMareca americana
- Baikal TealSibirionetta formosa
- Taiga Bean GooseAnser fabalis
- Greater ScaupAythya marila
- Anas poecilorhynchaAnas poecilorhyncha
- Lesser ScaupAythya affinis
- GadwallMareca strepera
- Greater White-fronted GooseAnser albifrons
- Falcated DuckMareca falcata
- GoosanderMergus merganser
- Cackling GooseBranta hutchinsii
- Mandarin DuckAix galericulata
Herons, ibises & grebes8 species
- Great CormorantPhalacrocorax carbo
- Great White EgretArdea alba
- Great Crested GrebePodiceps cristatus
- Grey HeronArdea cinerea
- Little GrebeTachybaptus ruficollis
- Egretta intermediaEgretta intermedia
- Little EgretEgretta garzetta
- Black-crowned Night-HeronNycticorax nycticorax
Songbirds37 species
- Eurasian Tree SparrowPasser montanus
- Carrion CrowCorvus corone
- White-cheeked StarlingSpodiopsar cineraceus
- Brown-eared BulbulHypsipetes amaurotis
- Japanese WagtailMotacilla grandis
- Cinereous TitParus cinereus
- Large-billed CrowCorvus macrorhynchos
- Bull-headed ShrikeLanius bucephalus
- Grey-capped GreenfinchChloris sinica
- Barn swallowHirundo rustica
- Turdus eunomusTurdus eunomus
- White WagtailMotacilla alba
- Masked buntingEmberiza personata
- Oriental Reed WarblerAcrocephalus orientalis
- Rustic BuntingEmberiza rusticaNT
- Meadow BuntingEmberiza cioides
- Japanese Bush WarblerHorornis diphone
- Azure-winged MagpieCyanopica cyanus
- Pale ThrushTurdus pallidus
- Chestnut-cheeked StarlingAgropsar philippensis
- RookCorvus frugilegus
- Daurian RedstartPhoenicurus auroreus
- Zosterops japonicusZosterops japonicus
- HawfinchCoccothraustes coccothraustes
- BramblingFringilla montifringilla
- Brown DipperCinclus pallasii
- Long-tailed RosefinchCarpodacus sibiricus
- SkylarkAlauda arvensis
- Coal TitPeriparus ater
- Grey WagtailMotacilla cinerea
- Grey BuntingEmberiza variabilis
- Common Reed BuntingEmberiza schoeniclus
- Red-flanked BluetailTarsiger cyanurus
- Grey-streaked FlycatcherMuscicapa griseisticta
- Muscicapa latirostrisMuscicapa latirostris
- Eurasian WrenTroglodytes troglodytes
- Poecile variusPoecile varius
Other birds10 species
- Rock DoveColumba livia
- CootFulica atra
- Oriental Turtle DoveStreptopelia orientalis
- Common MoorhenGallinula chloropus
- Common KingfisherAlcedo atthis
- Great Spotted WoodpeckerDendrocopos major
- Common CuckooCuculus canorus
- Japanese Pygmy WoodpeckerYungipicus kizuki
- Green PheasantPhasianus versicolor
- WryneckJynx torquilla
Monthly presence relative to all bird records that month, so a busy month does not inflate every species.
When to go
The most species in January and in October.
Species recorded in each month, with the usual temperature and rain.
- Jan2°/-1°150 mm
- Feb3°/-2°94 mm
- Mar7°/0°101 mm
- Apr13°/5°92 mm
- May19°/10°86 mm
- Jun24°/15°115 mm
- Jul27°/20°221 mm
- Aug28°/21°153 mm
- Sep24°/17°138 mm
- Oct18°/11°153 mm
- Nov12°/6°152 mm
- Dec6°/1°191 mm
- Bar: species recorded that month.
- Temperature: average maximum / minimum (NASA, 1991–2020).
- Rain: monthly total.
The place
Lake Hyōko.
Body of water
Lake Hyōko is a wetland of international importance (Ramsar) in Japan.
87 bird species have been recorded here more than once, in 2,816 open records.
The most recorded are the Mallard, the Bewick's Swan and the Northern Pintail.
13 species come for the summer, 28 for the winter and 2 only pass through.
1 are threatened worldwide, including Common Pochard.
The most species are recorded in January and in October.

Get there and watch
- キャンプ場campsite · 8.3 km · 2 within 10 km
- 旅館中喜屋place to stay · 6.0 km · 30 within 10 km
- Suibaranearest town · 1.0 km in a straight line
- Niigata Airport (KIJ)nearest airport with scheduled flights · 17 km in a straight lineCar hire at KIJ airport (Niigata)Discover Cars · sponsored link↗
Plan the visit
A guided walk, a bed nearby, a car.
Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.
From above
The place and its surroundings.
The satellite image of the 6 × 6 km around the place, with the bird hides, towers and trails that OpenStreetMap shows.

Around, in OpenStreetMap
- 1visitor centres within 6 km体験学習館・情報発信館
- 32car parks within 3 km
- 2restaurants and cafés within 3 km
- 2campsites within 10 kmキャンプ場, 秋葉公園キャンプ場
- 30places to stay within 10 km旅館中喜屋, 大石屋旅館, 珍生館 and 27 more
- bird hides within 6 km
- observation towers within 6 km
- marked trails within 4 km
- viewpoints within 5 km
Counted in OpenStreetMap, the map anyone can edit. A low number may just mean nobody has mapped it yet.
In our other atlases
Around Lake Hyōko.
The lakes, beaches, islands, rivers and mountains around this place, and its night sky, in the family's atlases.
Figures from the sister sites' databases (Wikidata, HydroATLAS, GeoNames, OpenStreetMap). Links open when each site is online.
Other places nearby.
Where these figures come from
| Name and type | Wikidata (Q3214939) · CC0 |
|---|---|
| Birds | 2,816 open bird records within 6 km (GBIF, CC0 and CC BY 4.0 only; mostly eBird, Cornell Lab of Ornithology) |
| See these records | gbif.org |
| Species | GBIF Backbone Taxonomy · CC BY 4.0; Wikidata (CC0); Wikimedia Commons |
| Altitude | Copernicus DEM GLO-30 · © DLR e.V., © Airbus Defence and Space GmbH, Copernicus/ESA |
| Temperature and rain | NASA POWER (CERES SYN1deg, 2001–2020; MERRA-2) |
| What is around | © OpenStreetMap contributors · ODbL |
| Images | EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons |
| Sister atlases | Peakyas, Islandyas |
Every figure is an average, an estimate or a count from a public dataset. Licences and methods: data sources.
The family
Do you prefer beaches, lakes, mountains, waterfalls, islands, rivers, canyons, caves, dark skies, viewpoints, birdwatching or forests?
Same idea, other landscapes: field atlases built on open data, in seven languages.






