HydroBASINS lev08 watershed · #2080135760
Bassin de Mairijoki
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 1 administrative regions : Lapland
Sub-basin area
7,3km²
Upstream area
17 929,3km²
Discharge
188,33m³/s
Mean elev.
149m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Kemijoki421 km²
- Bassin de Luiro280 km²
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
343 distinct species · 973 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Mairijoki : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 124 interactions GloBI sur 6 types (connectance 14.4%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
-0,6°C
Annual rain
508mm
Moisture idx (CMI)
0,12
Runoff
323mm/an
PET
446mm
AET
352mm
Mean slope
1,2°
Water table
39cm
Forest
89%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)