Ontologia

Arrondissement · NER

Dakoro

Niger

BWhArid, desert, hot(100 %)

Species observed

255

Observations

1 421

Area

16 522,8km²

Ecological tissue

Sample of 18 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 Dakoro : 14 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 2 types (connectance 10.5%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
18
Interactions affichées
16
Connectance
0.105
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

255 distinct species · 1 421 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 421 obs · 99 cellules
Obs. / cellule
≥ 125
35–124
16–34
7–15
< 7

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

Climate

Mean T°

27,9°C

Annual rain

323mm

Warmest m°

39,8°C

Coldest m°

12,7°C

Elevation: 410 m on average (min 308 m, max 493 m)

Bioclimatic detailsExpert
Annual mean temp.
27,9°C
Annual rain
323mm
Warmest month
39,8°C
Coldest month
12,7°C
Mean alt.
410m
Min
308m
Max
493m
Std. dev.
35m
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

7,0

Org. C

3,8g/kg

Clay

20,3%

Sand

62,1%

Silt

17,6%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
4,7g/kg
Clay
19,0%
Sand
63,3%
Silt
17,7%
5–15 cm
pH H₂O
6,9
Org. C
3,8g/kg
Clay
20,2%
Sand
62,2%
Silt
17,6%
15–30 cm
pH H₂O
7,0
Org. C
3,0g/kg
Clay
21,5%
Sand
61,0%
Silt
17,5%

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

Land cover

Forest3.5%
Crops35.5%
Built-up0.1%
Bare soil5.0%
Other (grassland, water…)55.9%

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

Hydrology44 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

44

Max drainage

43 327km²

Discharge in basins

75,0m³/s

Mean precip.

305mm/an

Mean T°

27,8°C

Moisture idx

-0,85

Mean runoff

9mm/an

Mean elev. (basins)

416m

Watersheds crossing here

35 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

13,5%

Pesticides

0,0kg/km²

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

Protected areas4

IUCN Not Applicable · 3IUCN IV · 1

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

Sub-administrations5