Coastline Marine Resource Development Area, designated sea area · jpn
Rumoi hamamasu
- Area
- 968 km²
- IUCN cat.
- VI
- Year
- 1976
Overview
- Designation
- Coastline Marine Resource Development Area, designated sea area
- IUCN category
- VI · Aire protégée avec utilisation durable
Conservation + utilisation durable des ressources
- Established
- 1976
- Managing authority
- Hokkaido Prefecture
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
196 distinct species · 720 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Rumoi hamamasu : 31 espèces reliées par 45 interactions GloBI sur 5 types (connectance 5.8%, filtre Serrano α=0.2). 9 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 · 0 lakes · 12 rivers
Hydrology metrics for this exact territory
Stream length here
0,8km
Basins crossed
5
Max stream order
4
Max drainage
1 036km²
Discharge in basins
0,2m³/s
Mean precip.
1 339mm/an
Mean T°
6,1°C
Moisture idx
0,46
Max snow
45%
Mean runoff
1 059mm/an
Mean elev. (basins)
274m
Watersheds crossing here
Rivers / streams (12, ord ≥ 4)
- 箸別川ord 2len here0.28 km2%total17 km
- 信砂川ord 2len here0.16 km1%total12 km
- オフユ川ord 1len here0.12 km14%total1 km
- 床丹川ord 1len here0.08 km2%total4 km
- 茶俊内川ord 1len here0.07 km2%total4 km
- 幌川ord 2len here0.02 km0%total11 km
- 寺の沢川ord 1len here0.01 km0%total8 km
- 毘砂別川ord 1len here0.01 km0%total5 km
- 送毛川ord 1len here0.01 km1%total1 km
- 嶺泊川ord 1len here≈ tangenttotal1 km
- 厚田川ord 3len here≈ tangenttotal21 km
- 古丹別川ord 4len here≈ tangenttotal41 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
- 43.83017, 141.40565
- 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.