Ontologia

Commune · DZA

Nedroma

Algeria

CsaTemperate, dry summer, hot summer(61 %)

Species observed

28

Observations

41

Area

85,5km²

Ecological tissue

Sample of 6 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 Nedroma : 6 espèces reliées par 4 interactions GloBI sur 1 type (connectance 26.7%, filtre Serrano α=0.2).

Espèces affichées
6
Interactions affichées
4
Connectance
0.267
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

28 distinct species · 41 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

41 obs · 3 cellules
Obs. / cellule
≥ 27
27–26
27–26
12–26
< 12

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

Climate

Mean T°

17,2°C

Annual rain

346mm

Warmest m°

29,2°C

Coldest m°

5,5°C

Elevation: 360 m on average (min 115 m, max 936 m)

Bioclimatic detailsExpert
Annual mean temp.
17,2°C
Annual rain
346mm
Warmest month
29,2°C
Coldest month
5,5°C
Mean alt.
360m
Min
115m
Max
936m
Std. dev.
178m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(61 %)Temperate

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

Soil & lithology

pH H₂O

7,8

Org. C

18,5g/kg

Clay

28,3%

Sand

42,4%

Silt

29,3%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,7
Org. C
28,1g/kg
Clay
27,2%
Sand
42,6%
Silt
30,2%
5–15 cm
pH H₂O
7,8
Org. C
14,6g/kg
Clay
28,6%
Sand
42,0%
Silt
29,3%
15–30 cm
pH H₂O
7,9
Org. C
12,9g/kg
Clay
29,0%
Sand
42,6%
Silt
28,4%

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

Land cover

Forest16.8%
Crops14.7%
Built-up1.6%
Bare soil1.4%
Other (grassland, water…)65.5%

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

Hydrology2 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

7,7km

Basins crossed

2

Max stream order

2

Max drainage

4 957km²

Discharge in basins

0,0m³/s

Mean precip.

391mm/an

Mean T°

17,1°C

Moisture idx

-0,67

Mean runoff

21mm/an

Mean elev. (basins)

292m

Watersheds crossing here

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

Human pressure

Pop. density

3hab/km²

Night light

3,3nW

Built-up

157,3%

Pesticides

22,7kg/km²

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