Avesnois
IUCN VRegional Nature Park · 1998
1 236 km²
Subdivision · FRA
Avesnes-sur-Helpe-Nord
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 385
Observations
23 934
Area
129,8km²
Ecological tissue
Sample of 27 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 Avesnes-sur-Helpe-Nord : 17 espèces reliées par 69 interactions GloBI sur 6 types (connectance 18.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
28
Interactions affichées
69
Connectance
0.182
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
1 385 distinct species · 23 934 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,8°C
Annual rain
948mm
Warmest m°
21,5°C
Coldest m°
0,0°C
Elevation: 181 m on average (min 133 m, max 226 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,8°C
Annual rain
948mm
Warmest month
21,5°C
Coldest month
0,0°C
Mean alt.
181m
Min
133m
Max
226m
Std. dev.
20m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate
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
35,0g/kg
Clay
28,3%
Sand
10,2%
Silt
61,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Nord
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,1
Org. C
56,5g/kg
Clay
27,6%
Sand
10,2%
Silt
62,1%
5–15 cm
pH H₂O
6,3
Org. C
30,5g/kg
Clay
28,2%
Sand
9,7%
Silt
62,2%
15–30 cm
pH H₂O
6,3
Org. C
18,1g/kg
Clay
29,2%
Sand
10,8%
Silt
60,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest19.6%
Crops42.5%
Built-up0.7%
Bare soil0.5%
Other (grassland, water…)36.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
29,2km
Basins crossed
3
Max stream order
3
Max drainage
1 692km²
Discharge in basins
1,9m³/s
Mean precip.
885mm/an
Mean T°
9,4°C
Moisture idx
0,14
Max snow
9%
Mean runoff
357mm/an
Mean elev. (basins)
199m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,5nW
Built-up
73,2%
Pesticides
42,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Reported · 2IUCN V · 1IUCN IV · 1
Forêt, bocage, étangs de Thiérache
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2006
81 km²
Forêts, bois, étangs et bocage herbager de la Fagne et du plateau d'Anor
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2007
17 km²
prairies de la maresse
IUCN IVLand acquired by a regional conservatory of natural areas · 2024
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN
Sub-administrations12
France-specific data (Phase 2)
ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.