Prefectural Wildlife Protection Area · jpn
Tamagawa
- Area
- 51 km²
- IUCN cat.
- IV
- Year
- 2006
Overview
- Designation
- Prefectural Wildlife Protection Area
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 2006
- Managing authority
- Tokyo Prefecture
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
1 779 distinct species · 20 039 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 Tamagawa : 33 espèces reliées par 68 interactions GloBI sur 5 types (connectance 6.3%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology3 basins · 1 lakes · 12 rivers
Hydrology metrics for this exact territory
Stream length here
55,9km
Lake surface here
0,10km²
Basins crossed
3
Max stream order
4
Max drainage
1 253km²
Discharge in basins
1,2m³/s
Mean precip.
1 545mm/an
Mean T°
12,2°C
Moisture idx
0,36
Max snow
8%
Mean runoff
750mm/an
Mean elev. (basins)
513m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (12, ord ≥ 4)
- 多摩川ord 4len here31.91 km43%total74 km
- 神明沢 (Jinmyousawa)ord 3len here16.58 km79%total21 km
- 上田用水ord 3len here2.84 km35%total8 km
- 谷地川ord 1len here1.75 km29%total6 km
- 秋川ord 3len here1.18 km7%total16 km
- 大栗川ord 2len here0.70 km6%total13 km
- 玉川上水ord 1len here0.35 km3%total10 km
- 六郷用水ord 2len here0.30 km15%total2 km
- 平井川ord 1len here0.21 km1%total14 km
- 五反田川ord 1len here0.09 km2%total4 km
- 野川ord 2len here0.01 km0%total16 km
- 本宿用水ord 1len here≈ tangenttotal7 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
- 35.71250, 139.32925
- 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.