Ontologia

Commune · DZA

Berriane

Algeria

BWhArid, desert, hot(100 %)

Species observed

47

Observations

85

Area

2 606,6km²

Ecological tissue

Sample of 13 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 Berriane : 12 espèces reliées par 10 interactions GloBI sur 2 types (connectance 12.8%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
13
Interactions affichées
10
Connectance
0.128
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

47 distinct species · 85 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

85 obs · 16 cellules
Obs. / cellule
≥ 30
15–29
6–14
2–5
< 2

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

Climate

Mean T°

20,7°C

Annual rain

103mm

Warmest m°

38,0°C

Coldest m°

3,8°C

Elevation: 592 m on average (min 387 m, max 796 m)

Bioclimatic detailsExpert
Annual mean temp.
20,7°C
Annual rain
103mm
Warmest month
38,0°C
Coldest month
3,8°C
Mean alt.
592m
Min
387m
Max
796m
Std. dev.
97m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)Arid

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

Soil & lithology

pH H₂O

8,3

Org. C

4,9g/kg

Clay

19,0%

Sand

51,0%

Silt

30,0%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,3
Org. C
6,1g/kg
Clay
18,6%
Sand
51,0%
Silt
30,4%
5–15 cm
pH H₂O
8,4
Org. C
4,9g/kg
Clay
19,0%
Sand
51,0%
Silt
30,1%
15–30 cm
pH H₂O
8,3
Org. C
3,7g/kg
Clay
19,5%
Sand
50,9%
Silt
29,6%

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

Land cover

Forest0.1%
Crops0.1%
Built-up0.1%
Bare soil98.0%
Other (grassland, water…)1.8%

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

Hydrology12 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

85,4km

Basins crossed

12

Max stream order

5

Max drainage

4 639km²

Discharge in basins

10,0m³/s

Mean precip.

92mm/an

Mean T°

19,9°C

Moisture idx

-0,94

Mean runoff

32mm/an

Mean elev. (basins)

591m

Watersheds crossing here

3 more basins

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

0,4nW

Built-up

6,9%

Pesticides

0,0kg/km²

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