Doliny Drwęcy
IUCN Not AssignedProtected Landscape Area · 1992
551 km²
Commune · POL
Obrowo
Poland
DfbCold, no dry season, warm summer(100 %)
Species observed
566
Observations
2 295
Area
162,3km²
Ecological tissue
Sample of 29 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 Obrowo : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 87 interactions GloBI sur 5 types (connectance 21.4%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
29
Interactions affichées
87
Connectance
0.214
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
566 distinct species · 2 295 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
8,4°C
Annual rain
546mm
Warmest m°
23,0°C
Coldest m°
-3,9°C
Elevation: 75 m on average (min 39 m, max 99 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
8,4°C
Annual rain
546mm
Warmest month
23,0°C
Coldest month
-3,9°C
Mean alt.
75m
Min
39m
Max
99m
Std. dev.
18m
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
6,3
Org. C
34,8g/kg
Clay
12,4%
Sand
64,8%
Silt
22,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Toruń
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,1
Org. C
61,3g/kg
Clay
12,0%
Sand
65,1%
Silt
22,9%
5–15 cm
pH H₂O
6,3
Org. C
21,4g/kg
Clay
11,0%
Sand
66,1%
Silt
22,9%
15–30 cm
pH H₂O
6,5
Org. C
21,7g/kg
Clay
14,3%
Sand
63,1%
Silt
22,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest38.2%
Crops36.6%
Built-up0.9%
Bare soil0.7%
Other (grassland, water…)23.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology4 basins · 0 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
37,2km
Basins crossed
4
Max stream order
7
Max drainage
173 631km²
Discharge in basins
718,7m³/s
Mean precip.
536mm/an
Mean T°
7,9°C
Moisture idx
-0,27
Max snow
26%
Mean runoff
147mm/an
Mean elev. (basins)
73m
Watersheds crossing here
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,6nW
Built-up
86,7%
Pesticides
15,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Assigned · 2IUCN Not Reported · 2🌊 Marine · 1
Niziny Ciechocińskiej
IUCN Not AssignedProtected Landscape Area · 1983
384 km²
Dolina Dolnej Wisły
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2004
336 km²
Nieszawska Dolina Wisły
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2009
39 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN