Dolina rzeki Swędrni w okolicach Kalisza
IUCN Not AssignedProtected Landscape Area · 1992
65 km²
Commune · POL
Opatówek
Poland
DfbCold, no dry season, warm summer(100 %)
Species observed
157
Observations
426
Area
104,3km²
Ecological tissue
Sample of 41 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 Opatówek : 30 espèces reliées par 101 interactions GloBI sur 6 types (connectance 10.2%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
45
Interactions affichées
101
Connectance
0.102
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
157 distinct species · 426 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
8,9°C
Annual rain
545mm
Warmest m°
23,6°C
Coldest m°
-3,8°C
Elevation: 129 m on average (min 106 m, max 163 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
8,9°C
Annual rain
545mm
Warmest month
23,6°C
Coldest month
-3,8°C
Mean alt.
129m
Min
106m
Max
163m
Std. dev.
11m
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
6,0
Org. C
29,2g/kg
Clay
10,2%
Sand
67,7%
Silt
22,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Kalisz
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
56,5g/kg
Clay
10,1%
Sand
68,1%
Silt
21,7%
5–15 cm
pH H₂O
5,9
Org. C
16,1g/kg
Clay
8,7%
Sand
69,1%
Silt
22,1%
15–30 cm
pH H₂O
6,2
Org. C
15,0g/kg
Clay
11,8%
Sand
65,8%
Silt
22,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest10.0%
Crops59.8%
Built-up1.8%
Bare soil1.1%
Other (grassland, water…)27.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 1 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
23,7km
Lake surface here
1,38km²
Basins crossed
2
Max stream order
4
Max drainage
2 867km²
Discharge in basins
0,4m³/s
Mean precip.
524mm/an
Mean T°
8,4°C
Moisture idx
-0,31
Max snow
18%
Mean runoff
114mm/an
Mean elev. (basins)
140m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
2,4nW
Built-up
176,6%
Pesticides
14,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Assigned · 1IUCN Not Reported · 1
Dolina Swędrni
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2022
13 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN