Ontologia

Commune · FRA

Cognac

France

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

Species observed

1 757

Observations

26 868

Area

15km²

Ecological tissue

Sample of 40 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 Cognac : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 94 interactions GloBI sur 5 types (connectance 11.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
94
Connectance
0.115
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

1 757 distinct species · 26 868 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

26 868 obs · 4 cellules
Obs. / cellule
≥ 7 744
7 744–7 743
7 404–7 743
7 404–7 403
< 7 404

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

Climate

Mean T°

13,0°C

Annual rain

866mm

Warmest m°

25,6°C

Coldest m°

2,8°C

Elevation: 23 m on average (min 11 m, max 39 m)

Bioclimatic detailsExpert
Annual mean temp.
13,0°C
Annual rain
866mm
Warmest month
25,6°C
Coldest month
2,8°C
Mean alt.
23m
Min
11m
Max
39m
Std. dev.
8m
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

6,9

Org. C

35,8g/kg

Clay

35,5%

Sand

22,4%

Silt

42,1%

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

Dominant lithology: scGLiMaggregated to Charente

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,8
Org. C
61,3g/kg
Clay
33,5%
Sand
22,9%
Silt
43,6%
5–15 cm
pH H₂O
7,0
Org. C
27,1g/kg
Clay
36,7%
Sand
20,8%
Silt
42,5%
15–30 cm
pH H₂O
7,0
Org. C
19,0g/kg
Clay
36,2%
Sand
23,6%
Silt
40,2%

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

Land cover

Forest17.6%
Crops12.2%
Built-up9.3%
Bare soil0.6%
Other (grassland, water…)60.3%

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

Hydrology2 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

12,0km

Basins crossed

2

Max stream order

5

Max drainage

5 486km²

Discharge in basins

0,5m³/s

Mean precip.

859mm/an

Mean T°

12,1°C

Moisture idx

-0,07

Max snow

2%

Mean runoff

535mm/an

Mean elev. (basins)

82m

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

Human pressure

Pop. density

7hab/km²

Night light

3,0nW

Built-up

926,3%

Pesticides

41,8kg/km²

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

Protected areas4

IUCN Not Reported · 4

Vallée de l'Antenne

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2009

12 km²

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.