Ontologia

Commune · DZA

Ramka

Algeria

CsaTemperate, dry summer, hot summer(57 %)

Species observed

11

Observations

11

Area

157,1km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 2 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 Ramka : 2 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).

Espèces affichées
2
Interactions affichées
1
Connectance
1.000
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

11 distinct species · 11 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 obs · 2 cellules
Obs. / cellule
≥ 10
10–9
10–9
10–9
< 10

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

Climate

Mean T°

16,9°C

Annual rain

491mm

Warmest m°

35,4°C

Coldest m°

3,2°C

Elevation: 596 m on average (min 298 m, max 996 m)

Bioclimatic detailsExpert
Annual mean temp.
16,9°C
Annual rain
491mm
Warmest month
35,4°C
Coldest month
3,2°C
Mean alt.
596m
Min
298m
Max
996m
Std. dev.
139m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(57 %)Temperate

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

Soil & lithology

pH H₂O

7,3

Org. C

21,7g/kg

Clay

30,3%

Sand

31,9%

Silt

37,8%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,2
Org. C
33,9g/kg
Clay
29,6%
Sand
31,8%
Silt
38,6%
5–15 cm
pH H₂O
7,3
Org. C
17,5g/kg
Clay
30,1%
Sand
31,9%
Silt
38,0%
15–30 cm
pH H₂O
7,3
Org. C
13,6g/kg
Clay
31,1%
Sand
32,1%
Silt
36,8%

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

Land cover

Forest25.5%
Crops5.3%
Built-up0.2%
Bare soil1.0%
Other (grassland, water…)68.0%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

28,6km

Basins crossed

2

Max stream order

3

Max drainage

2 452km²

Discharge in basins

0,2m³/s

Mean precip.

481mm/an

Mean T°

15,9°C

Moisture idx

-0,55

Mean runoff

50mm/an

Mean elev. (basins)

668m

Watersheds crossing here

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

0,7nW

Built-up

16,7%

Pesticides

17,1kg/km²

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