Ontologia

Rivière· 10 segments

Robbins Ditch

Crosses 4 administrative regions : LaPorte, Marshall, Saint Joseph, Starke

rivière

Total length

32km

Max discharge

19,2m³/s

Max Strahler

4

Segments matched

10

River geography4 admin regions · 0 communes

Parent watershed

hybas-70805081001691 km²

4 administrative regions crossed (GADM L2)

  • Starke
    Indiana · United States
    44.9 km
    in this dpt
  • Marshall
    Indiana · United States
    4.7 km
    in this dpt
  • LaPorte
    Indiana · United States
    0.4 km
    in this dpt
  • Saint Joseph
    Indiana · United States
    0.0 km
    in this dpt

8 intersecting protected areas

1 page = 1 named river (aggregation of 10 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

128 distinct species · 297 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 41 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 Robbins Ditch : 34 espèces reliées par 72 interactions GloBI sur 4 types (connectance 8.8%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
72
Connectance
0.088
Patrimoniales
0
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)

Total length

32km

Max discharge

19,2m³/s

Max Strahler

4

Segments matched

10

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.