Pojezierze Sejneńskie
IUCN Not AssignedProtected Landscape Area · 1991
360 km²
Commune · POL
Sejny
Poland
DfbCold, no dry season, warm summer(100 %)
Species observed
134
Observations
977
Area
4,5km²
Ecological tissue
Sample of 35 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 Sejny : 29 espèces reliées par 47 interactions GloBI sur 5 types (connectance 7.9%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
47
Connectance
0.079
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
134 distinct species · 977 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
7,2°C
Annual rain
629mm
Warmest m°
22,1°C
Coldest m°
-5,8°C
Elevation: 135 m on average (min 133 m, max 142 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
7,2°C
Annual rain
629mm
Warmest month
22,1°C
Coldest month
-5,8°C
Mean alt.
135m
Min
133m
Max
142m
Std. dev.
1m
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
80,2g/kg
Clay
12,8%
Sand
59,9%
Silt
27,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Sejny
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,1
Org. C
119,4g/kg
Clay
12,7%
Sand
59,8%
Silt
27,5%
5–15 cm
pH H₂O
6,2
Org. C
55,1g/kg
Clay
12,4%
Sand
60,1%
Silt
27,5%
15–30 cm
pH H₂O
6,3
Org. C
66,0g/kg
Clay
13,4%
Sand
59,8%
Silt
26,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest15.0%
Crops25.9%
Built-up5.9%
Bare soil0.2%
Other (grassland, water…)53.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
3,1km
Basins crossed
1
Max stream order
3
Max drainage
655km²
Discharge in basins
0,0m³/s
Mean precip.
590mm/an
Mean T°
6,3°C
Moisture idx
-0,14
Max snow
31%
Mean runoff
208mm/an
Mean elev. (basins)
143m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
6hab/km²
Night light
4,8nW
Built-up
592,0%
Pesticides
15,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Assigned · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN