Ontologia

Commune · NER

Madarounfa

Niger

BShArid, steppe, hot(100 %)

Species observed

215

Observations

433

Area

1 267,3km²

Ecological tissue

Sample of 23 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 Madarounfa : 20 espèces reliées par 17 interactions GloBI sur 4 types (connectance 6.2%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
17
Connectance
0.062
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

215 distinct species · 433 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

433 obs · 18 cellules
Obs. / cellule
≥ 93
72–92
35–71
5–34
< 5

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

Climate

Mean T°

27,1°C

Annual rain

496mm

Warmest m°

39,1°C

Coldest m°

13,8°C

Elevation: 427 m on average (min 358 m, max 508 m)

Bioclimatic detailsExpert
Annual mean temp.
27,1°C
Annual rain
496mm
Warmest month
39,1°C
Coldest month
13,8°C
Mean alt.
427m
Min
358m
Max
508m
Std. dev.
36m
Köppen-Geiger (dominant)
BShArid, steppe, hot(100 %)Arid

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

Soil & lithology

pH H₂O

6,2

Org. C

6,1g/kg

Clay

17,9%

Sand

65,1%

Silt

17,0%

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

Dominant lithology: ssGLiMaggregated to Madarounfa

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
7,1g/kg
Clay
15,6%
Sand
67,6%
Silt
16,8%
5–15 cm
pH H₂O
6,2
Org. C
6,0g/kg
Clay
18,2%
Sand
64,4%
Silt
17,4%
15–30 cm
pH H₂O
6,2
Org. C
5,0g/kg
Clay
19,9%
Sand
63,2%
Silt
16,8%

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

Land cover

Forest5.2%
Crops36.4%
Built-up0.5%
Bare soil2.2%
Other (grassland, water…)55.7%

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

Hydrology7 basins · 2 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

68,1km

Lake surface here

2,67km²

Basins crossed

7

Max stream order

4

Max drainage

6 876km²

Discharge in basins

3,9m³/s

Mean precip.

489mm/an

Mean T°

26,8°C

Moisture idx

-0,76

Mean runoff

26mm/an

Mean elev. (basins)

423m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

47,6%

Pesticides

2,1kg/km²

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

Protected areas4

IUCN Not Reported · 4

Madatai

IUCN Not Reported

Forest Reserve

83 km²

Kadobi

IUCN Not Reported

Forest Reserve

5 km²

Lac de Madarounfa

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2019

5 km²

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