Ontologia

Subdivision · MLI

Nyamina

Mali

BShArid, steppe, hot(100 %)

Species observed

32

Observations

47

Area

1 280,2km²

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

32 distinct species · 47 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

47 obs · 4 cellules
Obs. / cellule
≥ 25
25–24
17–24
17–16
< 17

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

Climate

Mean T°

28,6°C

Annual rain

681mm

Warmest m°

39,7°C

Coldest m°

16,9°C

Elevation: 302 m on average (min 285 m, max 338 m)

Bioclimatic detailsExpert
Annual mean temp.
28,6°C
Annual rain
681mm
Warmest month
39,7°C
Coldest month
16,9°C
Mean alt.
302m
Min
285m
Max
338m
Std. dev.
11m
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

6,1

Org. C

6,4g/kg

Clay

21,4%

Sand

50,9%

Silt

27,7%

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

Dominant lithology: suGLiMaggregated to Koulikoro

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
7,9g/kg
Clay
19,4%
Sand
52,5%
Silt
28,1%
5–15 cm
pH H₂O
6,1
Org. C
6,3g/kg
Clay
19,9%
Sand
52,0%
Silt
28,1%
15–30 cm
pH H₂O
6,1
Org. C
5,1g/kg
Clay
24,9%
Sand
48,2%
Silt
26,9%

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

Land cover

Forest6.3%
Crops34.1%
Built-up0.1%
Bare soil1.3%
Other (grassland, water…)58.1%

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

Hydrology7 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

68,6km

Lake surface here

0,17km²

Basins crossed

7

Max stream order

7

Max drainage

128 313km²

Discharge in basins

527,6m³/s

Mean precip.

675mm/an

Mean T°

27,3°C

Moisture idx

-0,67

Mean runoff

53mm/an

Mean elev. (basins)

307m

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

14,5%

Pesticides

0,0kg/km²

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

Protected areas1

IUCN IV · 1

Niamina

IUCN IV

Classified Forest · 1943

53 km²

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