Ontologia

HydroBASINS lev08 watershed · #2080236710

Bassin de Чёрная речка

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 4 administrative regions : Kirovskiy rayon, Sankt-Peterburg gorsovet, Tosnenskiy rayon, Vsevolzhskiy rayon

12% lakePfafstetter: 24321030

Sub-basin area

117km²

Upstream area

282 505,1km²

Discharge

2 544,36m³/s

Mean elev.

28m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

4 dept-equivalent regions (GADM L2)

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

Species present

308 distinct species · 766 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

766 obs · 3 cellules
Obs. / cellule
≥ 459
459–458
459–458
275–458
< 275

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 Чёрная речка : 30 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 72 interactions GloBI sur 5 types (connectance 9.7%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
72
Connectance
0.097
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°

4,5°C

Annual rain

630mm

Moisture idx (CMI)

0,10

Runoff

179mm/an

PET

565mm

AET

432mm

Mean slope

0,9°

Water table

80cm

Forest

68%

Crops

19%

Urban

14%

Protected

0%

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