Ontologia

State · nga

Zamfara

Nigeria

AwTropical, savannah(69 %)

Species observed

318

Observations

2 810

Area

34 524,9km²

Ecological tissue

Sample of 27 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 Zamfara : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 24 interactions GloBI sur 3 types (connectance 6.8%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
24
Connectance
0.068
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

318 distinct species · 2 810 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 810 obs · 163 cellules
Obs. / cellule
≥ 94
60–93
16–59
5–15
< 5

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

Climate

Mean T°

27,2°C

Annual rain

918mm

Warmest m°

38,8°C

Coldest m°

16,6°C

Elevation: 418 m on average (min 218 m, max 718 m)

Bioclimatic detailsExpert
Annual mean temp.
27,2°C
Annual rain
918mm
Warmest month
38,8°C
Coldest month
16,6°C
Mean alt.
418m
Min
218m
Max
718m
Std. dev.
88m
Köppen-Geiger (dominant)
AwTropical, savannah(69 %)Tropical

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

Soil & lithology

pH H₂O

6,3

Org. C

7,5g/kg

Clay

18,4%

Sand

59,4%

Silt

22,2%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
9,6g/kg
Clay
17,1%
Sand
60,3%
Silt
22,6%
5–15 cm
pH H₂O
6,3
Org. C
7,4g/kg
Clay
18,3%
Sand
59,5%
Silt
22,2%
15–30 cm
pH H₂O
6,3
Org. C
5,5g/kg
Clay
19,8%
Sand
58,4%
Silt
21,8%

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

Land cover

Forest6.8%
Crops37.1%
Built-up0.4%
Bare soil1.1%
Other (grassland, water…)54.6%

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

Hydrology65 basins · 28 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

2 072,7km

Lake surface here

58,66km²

Basins crossed

65

Max stream order

5

Max drainage

13 031km²

Discharge in basins

608,4m³/s

Mean precip.

863mm/an

Mean T°

26,6°C

Moisture idx

-0,56

Mean runoff

152mm/an

Mean elev. (basins)

420m

Watersheds crossing here

56 more basins

Lakes (28, top by area)

19 more lakes

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

35,6%

Pesticides

31,0kg/km²

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

Protected areas24

IUCN Not Reported · 24

Kwaimbana

IUCN Not Reported

Forest Reserve

2 603 km²

Zamfara

IUCN Not Reported

Forest Reserve

2 087 km²

Gulbin Ka

IUCN Not Reported

Forest Reserve

2 014 km²

Kuyambana

IUCN Not Reported

Game Reserve · 1971

1 708 km²

Gundumi

IUCN Not Reported

Forest Reserve

900 km²

Ruma

IUCN Not Reported

Forest Reserve

812 km²

Complete list

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

Sub-administrations14