National Wildlife Protection Area · jpn
Otori asahi
- Area
- 382 km²
- IUCN cat.
- IV
- Year
- 2014
Overview
- Designation
- National Wildlife Protection Area
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 2014
- Managing authority
- Ministry of the Environment
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
491 distinct species · 1 251 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 22 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Otori asahi : 16 espèces reliées par 23 interactions GloBI sur 4 types (connectance 10.0%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology5 basins · 2 lakes · 28 rivers
Hydrology metrics for this exact territory
Stream length here
105,5km
Lake surface here
1,57km²
Basins crossed
5
Max stream order
3
Max drainage
2 145km²
Discharge in basins
13,5m³/s
Mean precip.
1 859mm/an
Mean T°
9,6°C
Moisture idx
0,53
Max snow
40%
Mean runoff
1 078mm/an
Mean elev. (basins)
498m
Watersheds crossing here
Lakes (2, top by area)
Rivers / streams (28, ord ≥ 4)
- 三面川ord 4len here11.57 km23%total51 km
- 八久和川ord 2len here11.39 km91%total13 km
- 赤川ord 4len here8.14 km10%total79 km
- 出合川ord 2len here8.06 km100%total8 km
- 荒川ord 4len here7.43 km10%total74 km
- 黒俣沢ord 2len here6.70 km100%total7 km
- 水上沢ord 1len here5.84 km100%total6 km
- 根子川ord 2len here4.85 km53%total9 km
- ヌルマタ川ord 2len here4.50 km100%total5 km
- 湯屋俣川ord 2len here4.47 km32%total14 km
- 竹ノ沢ord 2len here4.09 km100%total4 km
- 置賜野川ord 3len here3.55 km14%total26 km
16 more river segmentssorted by Strahler order + length
- 小国沢ord 2len here3.49 km100%total3 km
- 見附川ord 2len here2.59 km34%total8 km
- 以東沢ord 1len here2.45 km100%total2 km
- 横山沢ord 2len here2.42 km58%total4 km
- 大留沢ord 1len here1.87 km100%total2 km
- 長沢ord 1len here1.72 km100%total2 km
- 末沢川ord 2len here1.70 km10%total18 km
- 皿渕沢ord 1len here1.61 km100%total2 km
- 大井沢川ord 1len here1.43 km25%total6 km
- 金堀沢ord 1len here1.35 km100%total1 km
- 中俣沢ord 1len here1.28 km100%total1 km
- 茶畑沢ord 1len here1.27 km100%total1 km
- 平七沢ord 1len here1.01 km100%total1 km
- 朝日川ord 3len here0.36 km2%total18 km
- 梵字川ord 4len here0.25 km1%total17 km
- 湯沢ord 1len here0.13 km24%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 38.34637, 139.85882
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.