Ontologia

Commune · CHN

Jiamusi

China

DwaCold, dry winter, hot summer(91 %)

Species observed

49

Observations

153

Area

770,3km²

Ecological tissue

Sample of 26 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 Jiamusi : 22 espèces reliées par 27 interactions GloBI sur 3 types (connectance 8.3%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
27
Connectance
0.083
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

49 distinct species · 153 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

153 obs · 9 cellules
Obs. / cellule
≥ 55
55–54
19–54
8–18
< 8

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

Climate

Mean T°

3,5°C

Annual rain

601mm

Warmest m°

26,4°C

Coldest m°

-25,6°C

Elevation: 127 m on average (min 73 m, max 403 m)

Bioclimatic detailsExpert
Annual mean temp.
3,5°C
Annual rain
601mm
Warmest month
26,4°C
Coldest month
-25,6°C
Mean alt.
127m
Min
73m
Max
403m
Std. dev.
65m
Köppen-Geiger (dominant)
DwaCold, dry winter, hot summer(91 %)Cold

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

Soil & lithology

pH H₂O

6,4

Org. C

39,5g/kg

Clay

27,2%

Sand

30,6%

Silt

42,2%

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

Dominant lithology: suGLiMaggregated to Jiamusi

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
53,6g/kg
Clay
28,0%
Sand
30,0%
Silt
42,0%
5–15 cm
pH H₂O
6,4
Org. C
40,8g/kg
Clay
26,7%
Sand
30,9%
Silt
42,4%
15–30 cm
pH H₂O
6,4
Org. C
24,1g/kg
Clay
27,0%
Sand
31,0%
Silt
42,0%

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

Land cover

Forest20.7%
Crops36.7%
Built-up3.0%
Bare soil1.0%
Other (grassland, water…)38.5%

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

Hydrology5 basins · 1 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

115,8km

Lake surface here

1,91km²

Basins crossed

5

Max stream order

8

Max drainage

537 331km²

Discharge in basins

1 501,7m³/s

Mean precip.

569mm/an

Mean T°

2,7°C

Moisture idx

-0,29

Max snow

30%

Mean runoff

157mm/an

Mean elev. (basins)

159m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

6hab/km²

Night light

3,9nW

Built-up

304,1%

Pesticides

79,7kg/km²

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