Green Corridor · jpn
Echigo line
- Area
- 161 km²
- IUCN cat.
- V
- Year
- 2000
Overview
- Designation
- Green Corridor
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 2000
- Managing authority
- Forestry Agency of Japan
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
45 distinct species · 53 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 4 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 Echigo line : 4 espèces reliées par 2 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology5 basins · 0 lakes · 21 rivers
Hydrology metrics for this exact territory
Stream length here
41,0km
Basins crossed
5
Max stream order
2
Max drainage
2 786km²
Discharge in basins
6,5m³/s
Mean precip.
1 892mm/an
Mean T°
9,5°C
Moisture idx
0,54
Max snow
46%
Mean runoff
1 303mm/an
Mean elev. (basins)
680m
Watersheds crossing here
Rivers / streams (21, ord ≥ 4)
- 北ノ又川ord 4len here4.57 km26%total17 km
- 黒又川ord 2len here4.23 km16%total27 km
- 骨投沢ord 2len here3.86 km93%total4 km
- 室谷川ord 1len here3.26 km37%total9 km
- 毛猛沢ord 1len here3.13 km75%total4 km
- 赤柴沢ord 1len here2.84 km84%total3 km
- 大倉沢ord 2len here2.82 km82%total3 km
- 破間川ord 4len here2.45 km5%total47 km
- みかぐら沢ord 1len here2.22 km100%total2 km
- モチバ沢川ord 1len here2.17 km100%total2 km
- 柴倉川ord 3len here1.74 km9%total20 km
- 戸沢川ord 2len here1.41 km12%total11 km
9 more river segmentssorted by Strahler order + length
- 芝沢ord 1len here1.26 km100%total1 km
- 中岩沢ord 1len here1.15 km100%total1 km
- 末沢川ord 2len here0.95 km9%total10 km
- 左沢ord 1len here0.76 km18%total4 km
- 西沢ord 3len here0.69 km6%total12 km
- 大久蔵沢ord 1len here0.58 km14%total4 km
- 水頭沢ord 2len here0.50 km84%total1 km
- 大鳥沢ord 1len here0.42 km19%total2 km
- 五十嵐川ord 3len here0.03 km0%total34 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
- 37.10919, 139.10571
- 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.