Ontologia

Commune · FRA

Alba-la-Romaine

France

CfaTemperate, no dry season, hot summer(98 %)

Species observed

2 438

Observations

52 396

Area

31,4km²

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 Alba-la-Romaine : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 74 interactions GloBI sur 5 types (connectance 12.4%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
74
Connectance
0.124
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

2 438 distinct species · 52 396 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

52 396 obs · 4 cellules
Obs. / cellule
≥ 28 349
28 349–28 348
13 735–28 348
13 735–13 734
< 13 735

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

Climate

Mean T°

13,3°C

Annual rain

1 038mm

Warmest m°

28,1°C

Coldest m°

1,0°C

Elevation: 274 m on average (min 195 m, max 465 m)

Bioclimatic detailsExpert
Annual mean temp.
13,3°C
Annual rain
1 038mm
Warmest month
28,1°C
Coldest month
1,0°C
Mean alt.
274m
Min
195m
Max
465m
Std. dev.
72m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(98 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,0

Org. C

35,3g/kg

Clay

28,5%

Sand

28,0%

Silt

43,5%

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

Dominant lithology: mtGLiMaggregated to Ardèche

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
56,7g/kg
Clay
27,3%
Sand
28,7%
Silt
44,0%
5–15 cm
pH H₂O
7,0
Org. C
25,4g/kg
Clay
27,5%
Sand
28,2%
Silt
44,2%
15–30 cm
pH H₂O
7,0
Org. C
23,7g/kg
Clay
30,6%
Sand
27,1%
Silt
42,3%

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

Land cover

Forest26.4%
Crops28.3%
Built-up0.8%
Bare soil2.6%
Other (grassland, water…)42.0%

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

Hydrology2 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

9,5km

Basins crossed

2

Max stream order

2

Max drainage

70 572km²

Discharge in basins

27,7m³/s

Mean precip.

850mm/an

Mean T°

11,5°C

Moisture idx

-0,10

Max snow

9%

Mean runoff

401mm/an

Mean elev. (basins)

332m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

76,0%

Pesticides

42,5kg/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.