Prefectural Natural Park · jpn
Inba tega
- Area
- 64 km²
- IUCN cat.
- V
- Year
- 1952
Overview
- Designation
- Prefectural Natural Park
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1952
- Managing authority
- Chiba Prefecture
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
303 distinct species · 559 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Inba tega : 35 espèces reliées par 37 interactions GloBI sur 5 types (connectance 4.5%, 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).
Hydrology2 basins · 4 lakes · 12 rivers
Hydrology metrics for this exact territory
Stream length here
32,2km
Lake surface here
11,77km²
Basins crossed
2
Max stream order
6
Max drainage
13 790km²
Discharge in basins
8,8m³/s
Mean precip.
1 402mm/an
Mean T°
14,6°C
Moisture idx
0,30
Max snow
1%
Mean runoff
589mm/an
Mean elev. (basins)
22m
Watersheds crossing here
Lakes (4, top by area)
Rivers / streams (12, ord ≥ 4)
- 長門川ord 4len here7.77 km80%total10 km
- 印旛捷水路ord 4len here5.44 km85%total6 km
- 中央排水路ord 4len here5.40 km100%total5 km
- 下手賀川ord 1len here3.72 km32%total12 km
- 北千葉導水路ord 2len here3.20 km35%total9 km
- 師戸川ord 3len here2.14 km33%total6 km
- 鹿島川ord 3len here1.67 km5%total34 km
- 大津川ord 2len here1.13 km11%total10 km
- 利根川ord 6len here0.88 km0%total275 km
- 江川ord 2len here0.65 km2%total32 km
- 将監川ord 4len here0.18 km4%total5 km
- 亀成川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
- 35.80243, 140.24475
- 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.