Ontologia

Local Authority · NGA

Maru

Nigeria

AwTropical, savannah(98 %)

Species observed

17

Observations

31

Area

7 764,6km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

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 Maru : 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

17 distinct species · 31 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

31 obs · 16 cellules
Obs. / cellule
≥ 8
4–7
2–3
1–1
< 1

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

Climate

Mean T°

26,7°C

Annual rain

1 101mm

Warmest m°

37,8°C

Coldest m°

17,5°C

Elevation: 474 m on average (min 343 m, max 661 m)

Bioclimatic detailsExpert
Annual mean temp.
26,7°C
Annual rain
1 101mm
Warmest month
37,8°C
Coldest month
17,5°C
Mean alt.
474m
Min
343m
Max
661m
Std. dev.
51m
Köppen-Geiger (dominant)
AwTropical, savannah(98 %)Tropical

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

8,1g/kg

Clay

20,0%

Sand

59,9%

Silt

20,1%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
10,3g/kg
Clay
18,3%
Sand
61,2%
Silt
20,5%
5–15 cm
pH H₂O
6,2
Org. C
8,1g/kg
Clay
19,7%
Sand
60,2%
Silt
20,2%
15–30 cm
pH H₂O
6,2
Org. C
5,9g/kg
Clay
22,1%
Sand
58,2%
Silt
19,6%

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

Land cover

Forest10.4%
Crops38.3%
Built-up0.2%
Bare soil0.7%
Other (grassland, water…)50.5%

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

Hydrology22 basins · 2 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

318,0km

Lake surface here

0,69km²

Basins crossed

22

Max stream order

5

Max drainage

6 059km²

Discharge in basins

128,8m³/s

Mean precip.

1 026mm/an

Mean T°

26,0°C

Moisture idx

-0,46

Mean runoff

207mm/an

Mean elev. (basins)

488m

Watersheds crossing here

13 more basins

Lakes (2, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

17,0%

Pesticides

34,0kg/km²

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

Protected areas7

IUCN Not Reported · 7

Kwaimbana

IUCN Not Reported

Forest Reserve

2 603 km²

Kuyambana

IUCN Not Reported

Game Reserve · 1971

1 708 km²

West Anka

IUCN Not Reported

Forest Reserve

383 km²

East Anka

IUCN Not Reported

Forest Reserve

328 km²

Complete list

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