HydroBASINS lev08 watershed · #1080034860

Bassin de Ribeira da Janela

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 11 administrative regions : Calheta, Câmara de Lobos, Funchal, Machico, Ponta do Sol +6

Coastal basinPfafstetter: 15200009

Sub-basin area

883,3km²

Upstream area

883,3km²

Discharge

0,82m³/s

Mean elev.

595m

Administrative coverage

11 dept-equivalent regions (GADM L2)

Calheta
Madeira · Portugal
111.5 km²
12.6% of basin
Santana
Madeira · Portugal
95.5 km²
10.8% of basin
Porto Moniz
Madeira · Portugal
82.9 km²
9.4% of basin
Santa Cruz
Madeira · Portugal
81.5 km²
9.2% of basin
São Vicente
Madeira · Portugal
78.8 km²
8.9% of basin
Funchal
Madeira · Portugal
73.3 km²
8.3% of basin
Machico
Madeira · Portugal
68.3 km²
7.7% of basin
Ribeira Brava
Madeira · Portugal
65.4 km²
7.4% of basin

3 moreFull L2 list

Câmara de Lobos52.1 km² · 5.9%
Ponta do Sol46.2 km² · 5.2%
Porto Santo42.5 km² · 4.8%

30 intersecting protected areas

Parque Natural da Madeira
IUCN VI
Nature Park
443.95 km² overlap
Laurissilva da Madeira
IUCN Not Reported
Special Protection Area (Birds Directive)
154.60 km² overlap
Laurissilva da Madeira
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
154.60 km² overlap
Laurisilva of Madeira
IUCN Not Applicable
World Heritage Site (natural or mixed)
150.44 km² overlap
Maciço Montanhoso Central da Ilha da Madeira
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
62.28 km² overlap
Ilhas Desertas
IUCN Not Reported
Special Protection Area (Birds Directive)
30.71 km² overlap
Ilhas Desertas
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
30.58 km² overlap
Ilhas Desertas
IUCN Ia
Nature Reserve
30.58 km² overlap
Maciço Montanhoso Oriental da Ilha da Madeira
IUCN Not Reported
Special Protection Area (Birds Directive)
30.53 km² overlap

21 more protected areassorted by overlap area

Monumento Natural do Macico Montanhoso Central
IUCN III
Natural Monument
27.93 km² overlap
Ponta de S. Lourenço
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
14.35 km² overlap
Monumento Natural do Glaciar de Planalto do Paul da Serra
IUCN III
Natural Monument
10.96 km² overlap
Ponta de S. Lourenço
IUCN Not Reported
Special Protection Area (Birds Directive)
10.78 km² overlap
Rede de Areas Marinhas Protegidas do Porto Santo
IUCN Ib
Other
8.34 km² overlap
Monumento Natural da Ponta de Sao Lourenco
IUCN III
Natural Monument
4.55 km² overlap
Parque Natural Marinho da Ponta do Pargo
IUCN VI
Marine Park
3.89 km² overlap
Ribeira Brava
IUCN Not Reported
Site of Community Importance (Habitats Directive)
2.30 km² overlap
Ilhéu da Viúva
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
2.26 km² overlap
Sitio da Rocha do Navio
IUCN Ib
Nature Reserve
2.25 km² overlap
Ilhéus do Porto Santo
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
2.11 km² overlap
Monumento Natural da Ponta do Pargo
IUCN III
Natural Monument
2.04 km² overlap
Garajau
IUCN Ia
Partial Nature Reserve
1.96 km² overlap
Paul do Mar – Jardim do Mar
IUCN Not Reported
Site of Community Importance (Habitats Directive)
1.88 km² overlap
Achadas da Cruz
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
1.84 km² overlap
Monumento Natural da Queda de Agua do Veu da Noiva
IUCN III
Natural Monument
1.83 km² overlap
Monumento Natural do Ilheu da Cal
IUCN III
Natural Monument
1.40 km² overlap
Pico Branco - Porto Santo
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
1.27 km² overlap
Pico do Facho
IUCN Not Reported
Site of Community Importance (Habitats Directive)
1.18 km² overlap
Parque Natural Marinho do Cabo Girao
IUCN VI
Marine Park
1.07 km² overlap
Monumento Natural da Praia do Porto Santo
IUCN III
Natural Monument
0.91 km² overlap

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

5 190 distinct species · 177 832 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 49 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bassin de Ribeira da Janela : 35 espèces reliées par 117 interactions GloBI sur 5 types (connectance 9.9%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

117

Connectance

0.100

Patrimoniales

Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydroclimate (BasinATLAS lev08)

Mean T°

15,7°C

Annual rain

656mm

Moisture idx (CMI)

-0,24

Runoff

66mm/an

PET

867mm

AET

526mm

Mean slope

19,4°

Water table

596cm

Forest

15%

Crops

Urban

16%

Protected

55%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)