Ontologia

Districts|Municipals · GNQ

Machinda

Equatorial Guinea

AfTropical, rainforest(94 %)

Species observed

706

Observations

1 956

Area

1 522,3km²

Ecological tissue

Sample of 6 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 Machinda : 6 espèces reliées par 4 interactions GloBI sur 2 types (connectance 26.7%, filtre Serrano α=0.2).

Espèces affichées
6
Interactions affichées
4
Connectance
0.267
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

706 distinct species · 1 956 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 956 obs · 35 cellules
Obs. / cellule
≥ 529
171–528
22–170
17–21
< 17

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

Climate

Mean T°

24,9°C

Annual rain

3 210mm

Warmest m°

29,2°C

Coldest m°

21,9°C

Elevation: 114 m on average (min -1 m, max 530 m)

Bioclimatic detailsExpert
Annual mean temp.
24,9°C
Annual rain
3 210mm
Warmest month
29,2°C
Coldest month
21,9°C
Mean alt.
114m
Min
-1m
Max
530m
Std. dev.
100m
Köppen-Geiger (dominant)
AfTropical, rainforest(94 %)Tropical

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

Soil & lithology

pH H₂O

4,6

Org. C

30,3g/kg

Clay

27,8%

Sand

55,2%

Silt

17,0%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,6
Org. C
43,0g/kg
Clay
26,3%
Sand
56,4%
Silt
17,3%
5–15 cm
pH H₂O
4,6
Org. C
28,7g/kg
Clay
26,2%
Sand
56,6%
Silt
17,1%
15–30 cm
pH H₂O
4,7
Org. C
19,3g/kg
Clay
30,8%
Sand
52,6%
Silt
16,5%

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

Land cover

Forest95.6%
Crops0.1%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)4.1%

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

Hydrology5 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

110,2km

Basins crossed

5

Max stream order

6

Max drainage

30 963km²

Discharge in basins

635,4m³/s

Mean precip.

2 257mm/an

Mean T°

24,6°C

Moisture idx

0,32

Mean runoff

1 860mm/an

Mean elev. (basins)

131m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

9,4%

Pesticides

21,1kg/km²

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

Protected areas3

IUCN II · 1IUCN IV · 1IUCN Not Reported · 1🌊 Marine · 3

Rio Campo

IUCN IV

Nature reserve · 2000

337 km²

Río Ntem o Campo

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2003

334 km²

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