Coastline Marine Resource Development Area, designated sea area · jpn
Matsumae gun
- Area
- 142 km²
- IUCN cat.
- VI
- Year
- 1973
Overview
- Designation
- Coastline Marine Resource Development Area, designated sea area
- IUCN category
- VI · Aire protégée avec utilisation durable
Conservation + utilisation durable des ressources
- Established
- 1973
- Managing authority
- Hokkaido Prefecture
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
127 distinct species · 527 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Matsumae gun : 32 espèces reliées par 43 interactions GloBI sur 4 types (connectance 5.8%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology1 basins · 0 lakes · 10 rivers
Hydrology metrics for this exact territory
Stream length here
1,0km
Basins crossed
1
Max stream order
3
Max drainage
1 074km²
Discharge in basins
0,2m³/s
Mean precip.
1 322mm/an
Mean T°
8,3°C
Moisture idx
0,45
Max snow
30%
Mean runoff
873mm/an
Mean elev. (basins)
280m
Watersheds crossing here
Rivers / streams (10, ord ≥ 4)
- 福島川ord 3len here0.34 km17%total2 km
- 奥末川ord 1len here0.28 km6%total5 km
- 戸長川ord 1len here0.19 km22%total1 km
- 吉岡川ord 1len here0.11 km6%total2 km
- 二越川ord 1len here0.11 km3%total4 km
- 大鴨津川ord 2len here0.01 km0%total6 km
- 岩部川ord 1len here0.00 km0%total1 km
- 小鴨津川ord 1len here≈ tangenttotal14 km
- 大尽内川ord 1len here≈ tangenttotal4 km
- 大沢川ord 1len here≈ tangenttotal4 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
- 41.50975, 140.38319
- 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.