Rivière· 33 segments

Skrwa

Crosses 5 administrative regions : Lipno, Płock, Rypin, Sierpc, Żuromin

rivière

Total length

125km

Max discharge

8,3m³/s

Max Strahler

Segments matched

River geography5 admin regions · 0 communes

Parent watershed

hybas-20803628701727 km²

5 administrative regions crossed (GADM L2)

Sierpc
Mazowieckie · Poland
68.3 km
in this dpt
Płock
Mazowieckie · Poland
22.2 km
in this dpt
Rypin
Kujawsko-Pomorskie · Poland
16.2 km
in this dpt
Lipno
Kujawsko-Pomorskie · Poland
8.7 km
in this dpt
Żuromin
Mazowieckie · Poland
7.7 km
in this dpt

8 intersecting protected areas

Przyrzecze Skrwy Prawej
IUCN Not Assigned
Protected Landscape Area
Międzyrzecze Skrwy i Wkry
IUCN Not Assigned
Protected Landscape Area
Równina Raciążska
IUCN Not Assigned
Protected Landscape Area
Źródła Skrwy
IUCN Not Assigned
Protected Landscape Area
Brudzeński Park Krajobrazowy
IUCN V
Landscape Park
Sikórz
IUCN IV
Nature Reserve
Sikórz
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Brudzeńskie Jary
IUCN IV
Nature Reserve

1 page = 1 named river (aggregation of 33 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

108 distinct species · 158 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 36 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 Skrwa : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 61 interactions GloBI sur 6 types (connectance 9.2%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.092

Patrimoniales

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

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

Hydrology (HydroRIVERS v10)