Ontologia

HydroBASINS lev08 watershed · #2080317210

Bassin de Neris

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 2 administrative regions : Vilniaus, Švenčionių

7% lakePfafstetter: 24260639

Sub-basin area

656,4km²

Upstream area

14 408,3km²

Discharge

94,39m³/s

Mean elev.

154m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

2 dept-equivalent regions (GADM L2)

30 intersecting protected areas

21 more protected areas

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

Species present

3 944 distinct species · 51 407 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

51 407 obs · 22 cellules
Obs. / cellule
≥ 24 299
3 543–24 298
1 723–3 542
738–1 722
< 738

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

Ecological tissue

Sample of 39 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 Bassin de Neris : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 79 interactions GloBI sur 6 types (connectance 10.1%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
79
Connectance
0.101
Patrimoniales
2
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°

6,1°C

Annual rain

661mm

Moisture idx (CMI)

0,00

Runoff

229mm/an

PET

663mm

AET

507mm

Mean slope

1,6°

Water table

146cm

Forest

48%

Crops

29%

Urban

6%

Protected

7%

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