Ontologia

Arrondissement · guf

Cayenne

French Guiana

AfTropical, rainforest(54 %)

Species observed

16 941

Observations

459 558

Area

42 602,4km²

Ecological tissue

Sample of 14 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 Cayenne : 11 espèces reliées par 12 interactions GloBI sur 2 types (connectance 10.0%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
16
Interactions affichées
12
Connectance
0.100
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

16 941 distinct species · 459 558 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

459 558 obs · 841 cellules
Obs. / cellule
≥ 10 115
1 033–10 114
186–1 032
34–185
< 34

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

Climate

Mean T°

25,6°C

Annual rain

2 895mm

Warmest m°

32,0°C

Coldest m°

21,8°C

Elevation: 93 m on average (min -40 m, max 672 m)

Bioclimatic detailsExpert
Annual mean temp.
25,6°C
Annual rain
2 895mm
Warmest month
32,0°C
Coldest month
21,8°C
Mean alt.
93m
Min
-40m
Max
672m
Std. dev.
63m
Köppen-Geiger (dominant)
AfTropical, rainforest(54 %)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

35,5g/kg

Clay

37,0%

Sand

34,0%

Silt

29,0%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,6
Org. C
58,5g/kg
Clay
34,5%
Sand
35,5%
Silt
29,9%
5–15 cm
pH H₂O
4,6
Org. C
28,3g/kg
Clay
35,0%
Sand
35,1%
Silt
29,9%
15–30 cm
pH H₂O
4,7
Org. C
19,6g/kg
Clay
41,3%
Sand
31,5%
Silt
27,2%

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

Land cover

Forest96.3%
Crops0.0%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)3.6%

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

Hydrology75 basins · 4 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

7 237,5km

Lake surface here

42,26km²

Basins crossed

75

Max stream order

6

Max drainage

26 098km²

Discharge in basins

5 972,6m³/s

Mean precip.

2 971mm/an

Mean T°

25,4°C

Moisture idx

0,46

Mean runoff

1 576mm/an

Mean elev. (basins)

115m

Watersheds crossing here

66 more basins

Lakes (4, top by area)

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

3,6%

Pesticides

78,1kg/km²

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

Protected areas34

IUCN IV · 26IUCN II · 2IUCN V · 2IUCN Not Reported · 2IUCN VI · 1IUCN Ib · 1🌊 Marine · 23

Guyane

IUCN V

Regional Nature Park · 2001

6 228 km²

Marais De Kaw

IUCN IV

Wetland of International Importance (Ramsar Site) · 1993

1 535 km²

Complete list

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

Sub-administrations13