Conservation Easement · usa
DNR
- Area
- 146 km²
- IUCN cat.
- Not Assigned
Overview
- Designation
- Conservation Easement 0
- Managing authority
- Non-Governmental Organization ; U.S. Fish and Wildlife Service ; State Department of Natural Resources
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
218 distinct species · 1 950 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 43 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 DNR : 32 espèces reliées par 108 interactions GloBI sur 4 types (connectance 11.4%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology25 basins · 3 lakes · 23 rivers
Hydrology metrics for this exact territory
Stream length here
20,3km
Lake surface here
0,22km²
Basins crossed
25
Max stream order
4
Max drainage
70 980km²
Discharge in basins
4,4m³/s
Mean precip.
1 078mm/an
Mean T°
13,1°C
Moisture idx
-0,02
Max snow
11%
Mean runoff
502mm/an
Mean elev. (basins)
44m
Watersheds crossing here
- Bassin de Pocomoke Riversub-area1 284,9 km²overlap27.09 km²19%
- Bassin de Manokin Riversub-area695,3 km²overlap22.11 km²15%
- Bassin de Mattawoman Creeksub-area2 736,6 km²overlap14.10 km²10%
- Bassin de Machipongo Riversub-area4 036,2 km²overlap14.07 km²10%
- Bassin de Wicomico Riversub-area443,6 km²overlap12.89 km²9%
- Bassin de Marshyhope Creeksub-area1 836,6 km²overlap11.22 km²8%
- Bassin de Transquaking Riversub-area332,8 km²overlap6.60 km²5%
- Bassin de Choptank Riversub-area1 214,5 km²overlap6.00 km²4%
- Bassin de Quantico Creeksub-area234,3 km²overlap5.53 km²4%
16 more basinssorted by overlap
- Bassin de Monocacy Riversub-area2 571,8 km²overlap4.66 km²3%
- Bassin de Pokata Creeksub-area114,9 km²overlap4.61 km²3%
- Bassin de Wye East Riversub-area1 094,8 km²overlap3.83 km²3%
- Bassin de Deer Creeksub-area2 364,7 km²overlap2.45 km²2%
- Bassin de Patuxent Riversub-area1 675,4 km²overlap2.31 km²2%
- Bassin de Youghiogheny Riversub-area1 108,3 km²overlap2.27 km²2%
- Bassin de Catoctin Creeksub-area849,8 km²overlap1.61 km²1%
- Bassin de Potomac Riversub-area174,7 km²overlap1.47 km²1%
- Bassin de Gunpowder Fallssub-area1 052,1 km²overlap1.05 km²1%
- Bassin de Savage Riversub-area316,8 km²overlap0.95 km²1%
- Bassin de Winters Runsub-area584,3 km²overlap0.56 km²0%
- Bassin de Conococheague Creeksub-area1 504,7 km²overlap0.49 km²0%
- Bassin de Casselman Riversub-area1 203,7 km²overlap0.13 km²0%
- Bassin de Gwynns Fallssub-area732,9 km²overlap0.07 km²0%
- Bassin de Severn Runsub-area1 286,6 km²overlap0.06 km²0%
- Bassin de Goose Creeksub-area2 595,4 km²overlap0.06 km²0%
Lakes (3, top by area)
Rivers / streams (23, ord ≥ 4)
- Battle Branchord 1len here3.03 km47%total6 km
- Pocomoke Riverord 3len here2.15 km2%total138 km
- Marshyhope Creekord 3len here1.99 km3%total71 km
- Conowingo Creekord 7len here1.71 km5%total33 km
- Patuxent Riverord 4len here1.53 km1%total173 km
- Rewastico Creekord 1len here1.39 km16%total9 km
- Transquaking Riverord 3len here1.01 km3%total38 km
- Manokin Riverord 2len here0.99 km5%total19 km
- Mill Raceord 1len here0.95 km16%total6 km
- Savage Riverord 3len here0.94 km3%total35 km
- Choptank Riverord 4len here0.81 km1%total61 km
- Molly Horn Branchord 4len here0.75 km20%total4 km
11 more river segmentssorted by Strahler order + length
- Watts Creekord 2len here0.70 km6%total11 km
- Shiles Creekord 1len here0.62 km9%total7 km
- Owens Creekord 2len here0.46 km2%total26 km
- Nassawango Creekord 3len here0.31 km2%total20 km
- Gwynns Fallsord 2len here0.28 km1%total36 km
- James Runord 1len here0.23 km3%total8 km
- Mudlick Runord 1len here0.21 km9%total2 km
- Bynum Runord 2len here0.12 km1%total16 km
- Dividing Creekord 2len here0.09 km0%total25 km
- Nanticoke Riverord 4len here0.05 km0%total71 km
- Forge Branchord 1len here0.02 km1%total3 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
- 38.73665, -76.27360
- 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.