Ontologia

Commune-Cotiere · DZA

Berrihane

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

76

Observations

128

Area

202,9km²

Ecological tissue

Sample of 29 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 Berrihane : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 37 interactions GloBI sur 3 types (connectance 9.1%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
37
Connectance
0.091
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

76 distinct species · 128 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

128 obs · 4 cellules
Obs. / cellule
≥ 73
73–72
35–72
35–34
< 35

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

Climate

Mean T°

18,5°C

Annual rain

833mm

Warmest m°

29,2°C

Coldest m°

9,5°C

Elevation: 24 m on average (min -16 m, max 177 m)

Bioclimatic detailsExpert
Annual mean temp.
18,5°C
Annual rain
833mm
Warmest month
29,2°C
Coldest month
9,5°C
Mean alt.
24m
Min
-16m
Max
177m
Std. dev.
26m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,6

Org. C

28,4g/kg

Clay

32,1%

Sand

33,2%

Silt

34,7%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
44,5g/kg
Clay
31,7%
Sand
33,2%
Silt
35,1%
5–15 cm
pH H₂O
6,6
Org. C
22,0g/kg
Clay
31,4%
Sand
33,3%
Silt
35,3%
15–30 cm
pH H₂O
6,6
Org. C
18,8g/kg
Clay
33,2%
Sand
33,2%
Silt
33,6%

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

Land cover

Forest16.2%
Crops19.7%
Built-up0.5%
Bare soil5.7%
Other (grassland, water…)57.9%

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

Hydrology3 basins · 6 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

4,6km

Lake surface here

12,20km²

Basins crossed

3

Max stream order

4

Max drainage

2 763km²

Discharge in basins

1,2m³/s

Mean precip.

824mm/an

Mean T°

17,0°C

Moisture idx

-0,33

Max snow

2%

Mean runoff

261mm/an

Mean elev. (basins)

261m

Watersheds crossing here

Lakes (6, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

1,2nW

Built-up

53,1%

Pesticides

18,7kg/km²

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

Protected areas5

IUCN Not Reported · 3IUCN Not Applicable · 1IUCN II · 1🌊 Marine · 2

El Kala

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 1990

777 km²

El Kala

IUCN II

National Park · 1983

777 km²

Marais de la Mekhada

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2003

73 km²

Oum Lâagareb

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2011

7 km²

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