Ontologia

Commune · NER

Alakoss

Niger

BWhArid, desert, hot(100 %)

Species observed

89

Observations

372

Area

3 102km²

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 Alakoss : 2 espèces 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
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

89 distinct species · 372 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

372 obs · 14 cellules
Obs. / cellule
≥ 67
50–66
31–49
22–30
< 22

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

Climate

Mean T°

27,3°C

Annual rain

224mm

Warmest m°

39,8°C

Coldest m°

10,9°C

Elevation: 474 m on average (min 453 m, max 508 m)

Bioclimatic detailsExpert
Annual mean temp.
27,3°C
Annual rain
224mm
Warmest month
39,8°C
Coldest month
10,9°C
Mean alt.
474m
Min
453m
Max
508m
Std. dev.
10m
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

7,5

Org. C

4,5g/kg

Clay

21,6%

Sand

59,7%

Silt

18,7%

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

Dominant lithology: ssGLiMaggregated to Gouré

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
5,9g/kg
Clay
21,4%
Sand
59,8%
Silt
18,8%
5–15 cm
pH H₂O
7,5
Org. C
4,2g/kg
Clay
21,3%
Sand
59,8%
Silt
18,9%
15–30 cm
pH H₂O
7,6
Org. C
3,6g/kg
Clay
22,1%
Sand
59,5%
Silt
18,4%

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

Land cover

Forest2.9%
Crops21.9%
Built-up0.0%
Bare soil4.2%
Other (grassland, water…)71.0%

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

Hydrology12 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

12

Max drainage

5 961km²

Discharge in basins

10,2m³/s

Mean precip.

203mm/an

Mean T°

27,2°C

Moisture idx

-0,90

Mean runoff

55mm/an

Mean elev. (basins)

473m

Watersheds crossing here

3 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

2,3%

Pesticides

0,0kg/km²

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