Área De Proteção Ambiental Do Arquipélago Do Marajó
IUCN VEnvironmental Protection Area · 1989
45 248 km²
Municipality · BRA
Cachoeira do Arari
Brazil
AmTropical, monsoon(96 %)
Species observed
406
Observations
1 032
Area
3 100,3km²
Ecological tissue
Sample of 33 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 Cachoeira do Arari : 23 espèces reliées par 40 interactions GloBI sur 3 types (connectance 6.7%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
40
Connectance
0.067
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
406 distinct species · 1 032 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,8°C
Annual rain
2 830mm
Warmest m°
32,1°C
Coldest m°
23,3°C
Elevation: 3 m on average (min -30 m, max 13 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,8°C
Annual rain
2 830mm
Warmest month
32,1°C
Coldest month
23,3°C
Mean alt.
3m
Min
-30m
Max
13m
Std. dev.
6m
Köppen-Geiger (dominant)
AmTropical, monsoon(96 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,2
Org. C
40,7g/kg
Clay
34,2%
Sand
39,8%
Silt
26,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,2
Org. C
57,0g/kg
Clay
32,7%
Sand
40,6%
Silt
26,7%
5–15 cm
pH H₂O
5,2
Org. C
34,1g/kg
Clay
35,9%
Sand
38,6%
Silt
25,5%
15–30 cm
pH H₂O
5,2
Org. C
31,1g/kg
Clay
34,2%
Sand
40,1%
Silt
25,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest21.5%
Crops4.6%
Built-up0.0%
Bare soil1.3%
Other (grassland, water…)72.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology10 basins · 50 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
55,1km
Lake surface here
120,50km²
Basins crossed
10
Max stream order
5
Max drainage
4 097km²
Discharge in basins
241,1m³/s
Mean precip.
2 501mm/an
Mean T°
27,3°C
Moisture idx
0,37
Mean runoff
1 378mm/an
Mean elev. (basins)
6m
Watersheds crossing here
- Bassin de Rio Ararisub-area1 523,7 km²overlap925.42 km²30%
- Bassin de Rio Ararisub-area1 225,5 km²overlap899.49 km²29%
- Bassin de Igarapé Limãosub-area1 093,3 km²overlap760.14 km²25%
- Bassin de Rio Anajássub-area1 475,1 km²overlap63.92 km²2%
- Basin #18450sub-area52,5 km²overlap47.51 km²2%
- Basin #15770sub-area269,9 km²overlap33.72 km²1%
- Basin #13930sub-area585,2 km²overlap6.59 km²0%
- Basin #20160sub-area1 074,1 km²overlap3.59 km²0%
- Bassin de Rio Paracauarisub-area1 390,1 km²overlap3.40 km²0%
1 more basinssorted by overlap
Lakes (50, top by area)
- Arariarea97,9 km²avg depth1.4 m
- Lake #16993area4,9 km²avg depth0.7 m
- Lake #17016area4,8 km²avg depth1.7 m
- Lake #16992area4,5 km²avg depth1.1 m
- Lake #17019area3,8 km²avg depth3.6 m
- Lake #17006area3,6 km²avg depth1.7 m
- Lake #17008area3,2 km²avg depth0.8 m
- Lake #17010area2,3 km²avg depth2.1 m
- Lake #16994area2,2 km²avg depth0.9 m
41 more lakes
- Lake #17003area2,1 km²avg depth1.4 m
- Lake #16960area2 km²avg depth1.1 m
- Lake #17018area1,8 km²avg depth2.2 m
- Lake #17011area1,8 km²avg depth1.0 m
- Lake #17013area1,6 km²avg depth1.2 m
- Lake #17004area1,2 km²avg depth0.9 m
- Lac 1079457area0,9 km²avg depth1.5 m
- Lac 1079530area0,9 km²avg depth1.1 m
- Lac 1079381area0,8 km²avg depth1.0 m
- Lac 1079535area0,7 km²avg depth1.5 m
- Lac 1079584area0,7 km²avg depth2.2 m
- Lac 1079544area0,7 km²avg depth1.4 m
- Lac 1079522area0,7 km²avg depth2.2 m
- Lac 1079558area0,6 km²avg depth3.2 m
- Lac 1079494area0,6 km²avg depth1.2 m
- Lac 1079539area0,6 km²avg depth2.2 m
- Lac 1079591area0,6 km²avg depth2.0 m
- Lac 1079466area0,5 km²avg depth1.0 m
- Lac 1079521area0,4 km²avg depth1.7 m
- Lac 1079589area0,4 km²avg depth1.7 m
- Lac 1079559area0,4 km²avg depth1.2 m
- Lac 1079540area0,4 km²avg depth1.9 m
- Lac 1079577area0,4 km²avg depth2.7 m
- Lac 1079574area0,3 km²avg depth1.8 m
- Lac 1079536area0,3 km²avg depth1.4 m
- Lac 1079554area0,3 km²avg depth1.9 m
- Lac 1079344area0,3 km²avg depth1.3 m
- Lac 1079429area0,3 km²avg depth1.3 m
- Lac 1079516area0,3 km²avg depth1.0 m
- Lac 1079346area0,3 km²avg depth1.2 m
- Lac 1079571area0,3 km²avg depth2.3 m
- Lac 1079473area0,3 km²avg depth1.0 m
- Lac 1079515area0,2 km²avg depth1.4 m
- Lac 1079477area0,2 km²avg depth0.5 m
- Lac 1079495area0,2 km²avg depth1.0 m
- Lac 1079430area0,2 km²avg depth0.5 m
- Lac 1079508area0,2 km²avg depth2.2 m
- Lac 1079528area0,2 km²avg depth2.0 m
- Lac 1079564area0,2 km²avg depth1.7 m
- Lac 1079428area0,2 km²avg depth0.5 m
- Lac 1079583area0,1 km²avg depth1.1 m
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
1,9%
Pesticides
6,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN V · 1IUCN II · 1🌊 Marine · 2
Amazon Estuary and its Mangroves
IUCN IIWetland of International Importance (Ramsar Site) · 2018
38 049 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN