HydroBASINS lev08 watershed · #7080781350
Bassin de C-65
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 : Brevard, Indian River, Okeechobee, Saint Lucie
Sub-basin area
731,9km²
Upstream area
732,2km²
Discharge
8,44m³/s
Mean elev.
11m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 490.5 km²67.1% of basin
- 150.9 km²20.6% of basin
- 45.2 km²6.2% of basin
- 44.1 km²6.0% of basin
7 intersecting protected areas
St. Sebastian River
IUCN VPreserve State Park
17.26 km² overlap
Marine Protected Area
17.22 km² overlap
Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), Indian River, FL
IUCN VConservation Easement
9.34 km² overlap
Mary A Ranch
IUCN VMitigation Bank
3.93 km² overlap
Conservation Easement
3.76 km² overlap
Reserve Program
1.20 km² overlap
Greene Swamp
IUCN VPreserve
1.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 335 distinct species · 190 817 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de C-65 : 29 espèces reliées par 69 interactions GloBI sur 2 types (connectance 8.8%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
22,5°C
Annual rain
1 255mm
Moisture idx (CMI)
-0,16
Runoff
355mm/an
PET
1 486mm
AET
1 062mm
Mean slope
0,1°
Water table
7cm
Forest
19%
Crops
32%
Urban
1%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)