Ruisseau

南沢

Crosses 5 administrative regions : Aikawa, Atsugi, Ebina, Kiyokawa, Sagamihara

ruisseau

Total length

105km

Max discharge

3,8m³/s

Max Strahler

Segments matched

River geography5 admin regions · 0 communes

Parent watershed

hybas-40800449301660 km²

5 administrative regions crossed (GADM L2)

Aikawa
Kanagawa · Japan
12.1 km
in this dpt
Atsugi
Kanagawa · Japan
7.1 km
in this dpt
Sagamihara
Kanagawa · Japan
2.5 km
in this dpt
Kiyokawa
Kanagawa · Japan
0.2 km
in this dpt
Ebina
Kanagawa · Japan
0.0 km
in this dpt

11 intersecting protected areas

Tanzawa oyama
IUCN V
Prefectural Natural Park
Bukkasan
IUCN IV
Prefectural Wildlife Protection Area
Miyagaseko
IUCN IV
Prefectural Wildlife Protection Area
Kyoga take
IUCN V
Prefectural Nature Conservation Area
Bukka san
IUCN V
Prefectural Nature Conservation Area
Shida san
IUCN V
Prefectural Nature Conservation Area
Aikawa koen
IUCN IV
Prefectural Wildlife Protection Area
Mukoyama
IUCN V
Prefectural Nature Conservation Area
Hasuge san
IUCN V
Prefectural Nature Conservation Area

2 more protected areassorted by area

Kashibara
IUCN IV
Prefectural Wildlife Protection Area
Hasugesan
IUCN IV
Prefectural Wildlife Protection Area

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

Species present

1 501 distinct species · 4 464 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 26 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 南沢 : 18 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 45 interactions GloBI sur 5 types (connectance 10.3%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.103

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)