Avesnois
IUCN VRegional Nature Park · 1998
1 236 km²
Subdivision · FRA
Avesnes-sur-Helpe-Sud
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 508
Observations
47 000
Area
158,1km²
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 Avesnes-sur-Helpe-Sud : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 117 interactions GloBI sur 6 types (connectance 19.7%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
117
Connectance
0.197
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
1 508 distinct species · 47 000 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,8°C
Annual rain
929mm
Warmest m°
21,5°C
Coldest m°
0,1°C
Elevation: 180 m on average (min 143 m, max 226 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,8°C
Annual rain
929mm
Warmest month
21,5°C
Coldest month
0,1°C
Mean alt.
180m
Min
143m
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
34,1g/kg
Clay
29,0%
Sand
11,0%
Silt
60,0%
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
54,7g/kg
Clay
28,4%
Sand
10,9%
Silt
60,6%
5–15 cm
pH H₂O
6,3
Org. C
30,7g/kg
Clay
29,0%
Sand
10,5%
Silt
60,5%
15–30 cm
pH H₂O
6,3
Org. C
16,8g/kg
Clay
29,5%
Sand
11,6%
Silt
58,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest12.2%
Crops40.4%
Built-up0.9%
Bare soil0.4%
Other (grassland, water…)46.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
30,6km
Basins crossed
2
Max stream order
3
Max drainage
517km²
Discharge in basins
1,8m³/s
Mean precip.
824mm/an
Mean T°
9,4°C
Moisture idx
0,08
Max snow
9%
Mean runoff
352mm/an
Mean elev. (basins)
186m
Watersheds crossing here
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,6nW
Built-up
95,1%
Pesticides
37,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas5
IUCN Not Reported · 2IUCN IV · 2IUCN V · 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
ferme a lunettes
IUCN IVLand acquired by a regional conservatory of natural areas · 2012
0 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-administrations13
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.