Grądy w Czerniejewie
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2012
12 km²
Commune · POL
Września
Poland
DfbCold, no dry season, warm summer(100 %)
Species observed
705
Observations
7 900
Area
221,8km²
Ecological tissue
Sample of 31 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 Września : 23 espèces reliées par 70 interactions GloBI sur 4 types (connectance 15.1%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
31
Interactions affichées
70
Connectance
0.150
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
705 distinct species · 7 900 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
8,8°C
Annual rain
531mm
Warmest m°
23,2°C
Coldest m°
-3,5°C
Elevation: 106 m on average (min 92 m, max 116 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
8,8°C
Annual rain
531mm
Warmest month
23,2°C
Coldest month
-3,5°C
Mean alt.
106m
Min
92m
Max
116m
Std. dev.
5m
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
6,2
Org. C
29,6g/kg
Clay
8,5%
Sand
73,3%
Silt
18,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Września
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,1
Org. C
53,1g/kg
Clay
7,8%
Sand
74,3%
Silt
17,9%
5–15 cm
pH H₂O
6,2
Org. C
18,7g/kg
Clay
6,6%
Sand
75,1%
Silt
18,3%
15–30 cm
pH H₂O
6,3
Org. C
17,0g/kg
Clay
11,0%
Sand
70,7%
Silt
18,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest7.9%
Crops72.2%
Built-up1.7%
Bare soil0.6%
Other (grassland, water…)17.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
48,8km
Basins crossed
3
Max stream order
3
Max drainage
16 269km²
Discharge in basins
10,7m³/s
Mean precip.
523mm/an
Mean T°
8,2°C
Moisture idx
-0,30
Max snow
20%
Mean runoff
104mm/an
Mean elev. (basins)
99m
Watersheds crossing here
Rivers / streams (7, ord ≥ 4)
- Wrześnicaord 3len here22.95 km39%total59 km
- Mierzewska Strugaord 2len here7.98 km60%total13 km
- Struga Witkowskaord 3len here7.64 km10%total76 km
- Wielkaord 1len here4.38 km11%total40 km
- Wrześniankaord 1len here3.43 km23%total15 km
- Rów Gutowskiord 1len here2.39 km100%total2 km
- Kanał Biechowski Bord 2len here≈ tangenttotal5 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
3,1nW
Built-up
172,1%
Pesticides
14,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN