Tokiwa
IUCN IVPrefectural Wildlife Protection Area · 2014
3 km²
Town · JPN
Abira
Japan
DfbCold, no dry season, warm summer(100 %)
Species observed
133
Observations
264
Area
237,6km²
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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Abira : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 57 interactions GloBI sur 5 types (connectance 7.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
40
Interactions affichées
57
Connectance
0.073
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
133 distinct species · 264 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
7,5°C
Annual rain
1 583mm
Warmest m°
22,9°C
Coldest m°
-10,2°C
Elevation: 86 m on average (min 6 m, max 333 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
7,5°C
Annual rain
1 583mm
Warmest month
22,9°C
Coldest month
-10,2°C
Mean alt.
86m
Min
6m
Max
333m
Std. dev.
57m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,5
Org. C
54,4g/kg
Clay
19,1%
Sand
48,5%
Silt
32,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,4
Org. C
74,8g/kg
Clay
18,8%
Sand
48,5%
Silt
32,7%
5–15 cm
pH H₂O
5,5
Org. C
53,0g/kg
Clay
19,0%
Sand
48,4%
Silt
32,6%
15–30 cm
pH H₂O
5,6
Org. C
35,3g/kg
Clay
19,4%
Sand
48,7%
Silt
31,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest53.0%
Crops21.3%
Built-up0.7%
Bare soil3.2%
Other (grassland, water…)21.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 1 lakes · 14 rivers
Hydrology metrics for this exact territory
Stream length here
69,6km
Lake surface here
0,24km²
Basins crossed
2
Max stream order
4
Max drainage
6 362km²
Discharge in basins
0,6m³/s
Mean precip.
1 241mm/an
Mean T°
7,1°C
Moisture idx
0,43
Max snow
41%
Mean runoff
890mm/an
Mean elev. (basins)
236m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (14, ord ≥ 4)
- 光起川ord 1len here20.16 km97%total21 km
- 支安平川ord 3len here10.90 km100%total11 km
- 安平川ord 4len here8.58 km38%total23 km
- 東遠浅幹線排水川ord 3len here7.54 km100%total8 km
- 谷の沢川ord 1len here5.22 km81%total6 km
- 降矢の沢川ord 1len here4.64 km100%total5 km
- クオーベツ川ord 1len here3.74 km61%total6 km
- ポン支安平川ord 1len here3.02 km100%total3 km
- 春辺沢川ord 1len here1.73 km100%total2 km
- 大橋の沢川ord 1len here1.73 km100%total2 km
- 富田の沢川ord 1len here0.85 km100%total1 km
- 近悦府川ord 1len here0.69 km7%total9 km
2 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,7nW
Built-up
71,6%
Pesticides
103,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN IV · 2
Oiwake aoba
IUCN IVPrefectural Wildlife Protection Area · 2018
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN