Mountain Catchment Area · zaf
Hawequas Mountain Catchment Area
- Area
- 516 km²
- IUCN cat.
- Not Reported
- Year
- 1981
Overview
- Designation
- Mountain Catchment Area
- Established
- 1981
- Managing authority
- Private Owners
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
1 677 distinct species · 14 186 observations
Source: GBIF Occurrence snapshot 2026-05-01.
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).
Indicateurs du tissu écologique
Tissu écologique de Hawequas Mountain Catchment Area : 33 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 4 types (connectance 4.6%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology5 basins · 3 lakes · 20 rivers
Hydrology metrics for this exact territory
Stream length here
54,0km
Lake surface here
2,65km²
Basins crossed
5
Max stream order
3
Max drainage
5 464km²
Discharge in basins
6,0m³/s
Mean precip.
679mm/an
Mean T°
15,1°C
Moisture idx
-0,47
Mean runoff
265mm/an
Mean elev. (basins)
592m
Watersheds crossing here
Lakes (3, top by area)
Rivers / streams (20, ord ≥ 4)
- Molenaarsrivierord 2len here5.95 km40%total15 km
- Dwarsrivierord 4len here5.24 km54%total10 km
- Witte Riverord 2len here4.98 km35%total14 km
- Smalblaarrivierord 4len here4.59 km18%total25 km
- Tierstelrivierord 1len here4.18 km100%total4 km
- Wemmershoekrivierord 3len here3.62 km39%total9 km
- Paradysklooford 1len here3.36 km44%total8 km
- Holsloot riverord 2len here3.07 km12%total25 km
- Vellingsklooford 2len here2.96 km100%total3 km
- Kliprivierord 2len here2.28 km12%total19 km
- Bastiaansklooford 1len here2.17 km100%total2 km
- Kraalstroomord 2len here2.16 km38%total6 km
8 more river segmentssorted by Strahler order + length
- Tierkloofrivierord 1len here2.02 km81%total2 km
- Elandsrivierord 2len here1.78 km9%total20 km
- Breede Riverord 5len here1.57 km0%total362 km
- Dutoitsrivierord 2len here1.51 km6%total23 km
- Elandspadrivierord 1len here1.24 km31%total4 km
- Heuningnesklooford 1len here1.11 km10%total12 km
- Leeutuinrivierord 1len here0.19 km2%total8 km
- Houthalersklooford 1len here0.06 km6%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- -33.77609, 19.28002
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.