Ontologia

Commune · FRA

Lerzy

France

CfbTemperate, no dry season, warm summer(100 %)

Species observed

1 027

Observations

7 816

Area

11,3km²

Ecological tissue

Sample of 39 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 Lerzy : 35 espèces reliées par 96 interactions GloBI sur 4 types (connectance 13.0%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
96
Connectance
0.130
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

1 027 distinct species · 7 816 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 816 obs · 1 cellules
Obs. / cellule
≥ 7 816
7 816–7 815
7 816–7 815
7 816–7 815
< 7 816

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

9,8°C

Annual rain

977mm

Warmest m°

21,6°C

Coldest m°

-0,0°C

Elevation: 195 m on average (min 166 m, max 217 m)

Bioclimatic detailsExpert
Annual mean temp.
9,8°C
Annual rain
977mm
Warmest month
21,6°C
Coldest month
-0,0°C
Mean alt.
195m
Min
166m
Max
217m
Std. dev.
11m
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

41,4g/kg

Clay

26,6%

Sand

10,1%

Silt

63,3%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: smGLiMaggregated to Aisne

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
64,8g/kg
Clay
25,6%
Sand
10,2%
Silt
64,3%
5–15 cm
pH H₂O
6,3
Org. C
38,2g/kg
Clay
26,3%
Sand
9,4%
Silt
64,3%
15–30 cm
pH H₂O
6,2
Org. C
21,3g/kg
Clay
28,0%
Sand
10,5%
Silt
61,5%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest12.3%
Crops42.6%
Built-up0.4%
Bare soil0.5%
Other (grassland, water…)44.2%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

2,6km

Basins crossed

2

Max stream order

1

Max drainage

1 395km²

Discharge in basins

0,2m³/s

Mean precip.

712mm/an

Mean T°

9,6°C

Moisture idx

-0,07

Max snow

9%

Mean runoff

291mm/an

Mean elev. (basins)

135m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

40,7%

Pesticides

44,8kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

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.