Ontologia

Subdivision · FRA

Laval

France

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

Species observed

1 549

Observations

17 276

Area

34,9km²

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 Laval : 32 espèces + 7 bulles famille, 86 interactions GloBI documentées sur 4 types (connectance 11.6%, filtre Serrano α=0.2). Les 7 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
39
Interactions affichées
86
Connectance
0.116
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

1 549 distinct species · 17 276 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

0 obs · 0 cellules

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

11,4°C

Annual rain

795mm

Warmest m°

23,0°C

Coldest m°

2,0°C

Elevation: 82 m on average (min 53 m, max 111 m)

Bioclimatic detailsExpert
Annual mean temp.
11,4°C
Annual rain
795mm
Warmest month
23,0°C
Coldest month
2,0°C
Mean alt.
82m
Min
53m
Max
111m
Std. dev.
16m
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

5,7

Org. C

37,7g/kg

Clay

22,8%

Sand

22,4%

Silt

54,8%

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

Dominant lithology: ssGLiMaggregated to Mayenne

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
60,7g/kg
Clay
20,6%
Sand
23,6%
Silt
55,9%
5–15 cm
pH H₂O
5,7
Org. C
33,6g/kg
Clay
22,9%
Sand
21,4%
Silt
55,6%
15–30 cm
pH H₂O
5,8
Org. C
18,8g/kg
Clay
25,0%
Sand
22,1%
Silt
53,0%

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

Land cover

Forest13.1%
Crops23.7%
Built-up9.4%
Bare soil0.3%
Other (grassland, water…)53.5%

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

Hydrology

Computing basins, lakes, rivers…

Human pressure

Pop. density

8hab/km²

Night light

7,3nW

Built-up

938,1%

Pesticides

44,9kg/km²

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

Protected areas1

IUCN IV · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

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.