Ontologia

Town · JPN

Katashina

Japan

DfbCold, no dry season, warm summer(92 %)

Species observed

1 895

Observations

8 183

Area

384,9km²

Ecological tissue

Sample of 23 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 Katashina : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 19 interactions GloBI sur 2 types (connectance 7.5%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
19
Connectance
0.075
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 895 distinct species · 8 183 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 183 obs · 11 cellules
Obs. / cellule
≥ 2 064
1 109–2 063
699–1 108
625–698
< 625

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

5,6°C

Annual rain

2 379mm

Warmest m°

21,2°C

Coldest m°

-11,9°C

Elevation: 1 459 m on average (min 719 m, max 2 278 m)

Bioclimatic detailsExpert
Annual mean temp.
5,6°C
Annual rain
2 379mm
Warmest month
21,2°C
Coldest month
-11,9°C
Mean alt.
1 459m
Min
719m
Max
2 278m
Std. dev.
315m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(92 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,0

Org. C

86,8g/kg

Clay

28,8%

Sand

36,6%

Silt

34,6%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: vaGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
117,9g/kg
Clay
29,0%
Sand
36,3%
Silt
34,7%
5–15 cm
pH H₂O
5,0
Org. C
93,3g/kg
Clay
29,6%
Sand
35,9%
Silt
34,4%
15–30 cm
pH H₂O
5,0
Org. C
49,3g/kg
Clay
27,7%
Sand
37,5%
Silt
34,8%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest81.0%
Crops3.3%
Built-up0.2%
Bare soil0.3%
Other (grassland, water…)15.2%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology7 basins · 5 lakes · 27 rivers

Hydrology metrics for this exact territory

Stream length here

119,0km

Lake surface here

1,94km²

Basins crossed

7

Max stream order

4

Max drainage

1 047km²

Discharge in basins

9,7m³/s

Mean precip.

1 969mm/an

Mean T°

6,9°C

Moisture idx

0,58

Max snow

46%

Mean runoff

816mm/an

Mean elev. (basins)

1 222m

Watersheds crossing here

Lakes (5, top by area)

Rivers / streams (27, ord ≥ 4)

15 more river segments

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

23,0%

Pesticides

106,0kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas18

IUCN IV · 9IUCN V · 2IUCN II · 2IUCN Ib · 2IUCN Not Applicable · 2IUCN Not Reported · 1

Nikko

IUCN V

National Park · 2008

1 159 km²

Okuaizu

IUCN Ib

Forest Ecosystem Reserve · 2007

862 km²

Minakami

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 2017

703 km²

Oze

IUCN II

National Park · 2007

374 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN