Rio Negro
IUCN IbWetland of International Importance (Ramsar Site) · 2018
119 481 km²
Municipality · BRA
Brazil
Species observed
2 446
Observations
10 812
Area
33 579,7km²
Sample of 40 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).
Tissu écologique de Rorainópolis : 35 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 37 interactions GloBI sur 2 types (connectance 4.7%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
2 446 distinct species · 10 812 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
25,8°C
Annual rain
2 266mm
Warmest m°
30,3°C
Coldest m°
22,1°C
Elevation: 52 m on average (min 15 m, max 240 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
pH H₂O
4,4
Org. C
24,1g/kg
Clay
30,1%
Sand
44,5%
Silt
25,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology metrics for this exact territory
Stream length here
1 916,6km
Lake surface here
47,69km²
Basins crossed
82
Max stream order
9
Max drainage
595 323km²
Discharge in basins
55 571,9m³/s
Mean precip.
2 013mm/an
Mean T°
27,1°C
Moisture idx
0,14
Mean runoff
1 038mm/an
Mean elev. (basins)
65m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Pop. density
0hab/km²
Night light
0,0nW
Built-up
0,4%
Pesticides
2,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Wetland of International Importance (Ramsar Site) · 2018
119 481 km²
Indigenous Area · 1999
25 897 km²
Park · 1980
23 673 km²
Environmental Protection Area · 2020
16 691 km²
Sustainable Development Reserve · 2022
15 212 km²
Sustainable Development Reserve · 2022
6 228 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN