Ontologia

Commune · GUF

Roura

French Guiana

AfTropical, rainforest(98 %)

Species observed

7 796

Observations

75 964

Area

3 654,8km²

Ecological tissue

Sample of 19 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 Roura : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 14 interactions GloBI sur 3 types (connectance 8.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
19
Interactions affichées
14
Connectance
0.082
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

7 796 distinct species · 75 964 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

75 964 obs · 89 cellules
Obs. / cellule
≥ 12 921
1 682–12 920
483–1 681
74–482
< 74

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

Climate

Mean T°

25,5°C

Annual rain

3 161mm

Warmest m°

31,5°C

Coldest m°

21,7°C

Elevation: 55 m on average (min -3 m, max 371 m)

Bioclimatic detailsExpert
Annual mean temp.
25,5°C
Annual rain
3 161mm
Warmest month
31,5°C
Coldest month
21,7°C
Mean alt.
55m
Min
-3m
Max
371m
Std. dev.
45m
Köppen-Geiger (dominant)
AfTropical, rainforest(98 %)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

39,5g/kg

Clay

38,0%

Sand

31,7%

Silt

30,2%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,5
Org. C
66,1g/kg
Clay
35,0%
Sand
33,5%
Silt
31,4%
5–15 cm
pH H₂O
4,6
Org. C
30,0g/kg
Clay
35,9%
Sand
32,8%
Silt
31,4%
15–30 cm
pH H₂O
4,7
Org. C
22,3g/kg
Clay
43,2%
Sand
28,9%
Silt
27,9%

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

Land cover

Forest96.1%
Crops0.0%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)3.9%

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

Hydrology9 basins · 0 lakes · 70 rivers

Hydrology metrics for this exact territory

Stream length here

1 003,8km

Basins crossed

9

Max stream order

5

Max drainage

9 158km²

Discharge in basins

257,3m³/s

Mean precip.

3 624mm/an

Mean T°

25,6°C

Moisture idx

0,58

Mean runoff

2 103mm/an

Mean elev. (basins)

75m

Watersheds crossing here

Rivers / streams (70, ord ≥ 4)

58 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

1,0%

Pesticides

86,9kg/km²

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

Protected areas10

IUCN IV · 8IUCN V · 1IUCN Ib · 1🌊 Marine · 7

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

Nouragues

IUCN IV

National Nature Reserve · 1995

1 066 km²

Rive Droite Du Mahury

IUCN IV

Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy) · 2013

54 km²

Complete list

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