Ontologia

Commune · FRA

Arjuzanx

France

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

Species observed

1 228

Observations

13 074

Area

29,4km²

Ecological tissue

Sample of 26 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 Arjuzanx : 12 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 113 interactions GloBI sur 6 types (connectance 27.8%, filtre Serrano α=0.2). 17 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
113
Connectance
0.278
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

1 228 distinct species · 13 074 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

13 074 obs · 1 cellules
Obs. / cellule
≥ 13 074
13 074–13 073
13 074–13 073
13 074–13 073
< 13 074

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

Climate

Mean T°

14,0°C

Annual rain

1 012mm

Warmest m°

27,4°C

Coldest m°

2,8°C

Elevation: 70 m on average (min 49 m, max 92 m)

Bioclimatic detailsExpert
Annual mean temp.
14,0°C
Annual rain
1 012mm
Warmest month
27,4°C
Coldest month
2,8°C
Mean alt.
70m
Min
49m
Max
92m
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

5,9

Org. C

41,1g/kg

Clay

17,7%

Sand

54,2%

Silt

28,2%

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

Dominant lithology: suGLiMaggregated to Landes

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
67,1g/kg
Clay
17,5%
Sand
55,0%
Silt
27,5%
5–15 cm
pH H₂O
5,9
Org. C
32,5g/kg
Clay
16,8%
Sand
55,3%
Silt
27,9%
15–30 cm
pH H₂O
5,9
Org. C
23,8g/kg
Clay
18,8%
Sand
52,2%
Silt
29,0%

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

Land cover

Forest45.9%
Crops17.8%
Built-up0.1%
Bare soil0.9%
Other (grassland, water…)35.3%

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

Hydrology1 basins · 5 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

6,3km

Lake surface here

2,95km²

Basins crossed

1

Max stream order

2

Max drainage

284km²

Discharge in basins

0,5m³/s

Mean precip.

1 107mm/an

Mean T°

12,8°C

Moisture idx

0,13

Max snow

8%

Mean runoff

597mm/an

Mean elev. (basins)

74m

Watersheds crossing here

Lakes (5, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

11,7%

Pesticides

34,4kg/km²

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

Protected areas3

IUCN Not Reported · 2IUCN IV · 1

Arjuzanx

IUCN IV

National Nature Reserve · 2022

22 km²

Site d'Arjuzanx

IUCN Not Reported

Special Protection Area (Birds Directive) · 2019

21 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.