Ontologia

Province · gnq

Bioko Norte

Equatorial Guinea

AmTropical, monsoon(87 %)

Species observed

1 092

Observations

6 135

Area

587km²

Ecological tissue

Sample of 34 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 Bioko Norte : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 42 interactions GloBI sur 3 types (connectance 7.5%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
42
Connectance
0.075
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

1 092 distinct species · 6 135 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 135 obs · 20 cellules
Obs. / cellule
≥ 1 135
934–1 134
414–933
134–413
< 134

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

Climate

Mean T°

23,4°C

Annual rain

3 322mm

Warmest m°

26,0°C

Coldest m°

21,2°C

Elevation: 555 m on average (min -227 m, max 2 668 m)

Bioclimatic detailsExpert
Annual mean temp.
23,4°C
Annual rain
3 322mm
Warmest month
26,0°C
Coldest month
21,2°C
Mean alt.
555m
Min
-227m
Max
2 668m
Std. dev.
593m
Köppen-Geiger (dominant)
AmTropical, monsoon(87 %)Tropical

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

Soil & lithology

pH H₂O

5,0

Org. C

50,8g/kg

Clay

34,3%

Sand

42,6%

Silt

23,2%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
69,7g/kg
Clay
32,2%
Sand
44,2%
Silt
23,6%
5–15 cm
pH H₂O
5,0
Org. C
50,3g/kg
Clay
33,1%
Sand
43,5%
Silt
23,4%
15–30 cm
pH H₂O
5,0
Org. C
32,4g/kg
Clay
37,6%
Sand
40,0%
Silt
22,5%

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

Land cover

Forest69.8%
Crops2.4%
Built-up2.0%
Bare soil0.2%
Other (grassland, water…)25.5%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

15,1km

Basins crossed

1

Max stream order

1

Max drainage

2 023km²

Discharge in basins

3,7m³/s

Mean precip.

2 502mm/an

Mean T°

21,4°C

Moisture idx

0,46

Mean runoff

1 704mm/an

Mean elev. (basins)

625m

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

Human pressure

Pop. density

10hab/km²

Night light

2,8nW

Built-up

201,8%

Pesticides

19,9kg/km²

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

Protected areas1

IUCN II · 1

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

Sub-administrations3