Ontologia

Commune · DZA

Oued Rhiou

Algeria

BShArid, steppe, hot(66 %)

Species observed

26

Observations

39

Area

97,3km²

Ecological tissue

Sample of 12 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 Oued Rhiou : 11 espèces reliées par 11 interactions GloBI sur 2 types (connectance 16.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
11
Connectance
0.167
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

26 distinct species · 39 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

39 obs · 2 cellules
Obs. / cellule
≥ 30
30–29
30–29
30–29
< 30

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

Climate

Mean T°

19,1°C

Annual rain

348mm

Warmest m°

36,4°C

Coldest m°

5,6°C

Elevation: 149 m on average (min 51 m, max 475 m)

Bioclimatic detailsExpert
Annual mean temp.
19,1°C
Annual rain
348mm
Warmest month
36,4°C
Coldest month
5,6°C
Mean alt.
149m
Min
51m
Max
475m
Std. dev.
127m
Köppen-Geiger (dominant)
BShArid, steppe, hot(66 %)Arid

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

Soil & lithology

pH H₂O

7,7

Org. C

14,9g/kg

Clay

29,4%

Sand

28,0%

Silt

42,6%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
22,2g/kg
Clay
28,9%
Sand
28,0%
Silt
43,2%
5–15 cm
pH H₂O
7,8
Org. C
12,8g/kg
Clay
29,8%
Sand
27,7%
Silt
42,5%
15–30 cm
pH H₂O
7,8
Org. C
9,8g/kg
Clay
29,5%
Sand
28,3%
Silt
42,2%

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

Land cover

Forest4.6%
Crops43.4%
Built-up2.7%
Bare soil3.6%
Other (grassland, water…)45.7%

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

Hydrology3 basins · 2 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

21,4km

Lake surface here

1,83km²

Basins crossed

3

Max stream order

6

Max drainage

35 991km²

Discharge in basins

2,0m³/s

Mean precip.

446mm/an

Mean T°

16,7°C

Moisture idx

-0,57

Mean runoff

39mm/an

Mean elev. (basins)

438m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

6hab/km²

Night light

4,3nW

Built-up

266,7%

Pesticides

17,6kg/km²

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