HydroBASINS lev08 watershed · #2080022360
Bassin de la Bresle
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 3 administrative regions : Oise, Seine-Maritime, Somme
Sub-basin area
754,7km²
Upstream area
754,7km²
Discharge
14,88m³/s
Mean elev.
151m
Administrative coverage
3 dept-equivalent regions (GADM L2)
- 358.5 km²47.3% of basin
- 341.0 km²45.0% of basin
- 57.7 km²7.6% of basin
127 communes (GADM L5)Available for FRA, RWA
- Haudricourt29.77 km²100% commune
- Lafresguimont-Saint-Martin26.52 km²99% commune
- Hornoy-le-Bourg19.99 km²39% commune
- Criquiers19.87 km²88% commune
- Eu18.15 km²100% commune
- Blangy-sur-Bresle17.03 km²97% commune
- Bouillancourt-en-Séry16.40 km²100% commune
- Vieux-Rouen-sur-Bresle15.34 km²100% commune
- Lannoy-Cuillère15.20 km²100% commune
- Illois13.87 km²96% commune
- Marques13.62 km²100% commune
- Morvillers-Saint-Saturnin13.60 km²100% commune
- Vismes12.65 km²95% commune
- Guerville12.39 km²99% commune
- Campneuseville12.28 km²100% commune
- Maisnières12.18 km²95% commune
- Monchaux-Soreng10.59 km²100% commune
- Rambures10.21 km²100% commune
- Gamaches9.92 km²100% commune
- Pierrecourt9.81 km²100% commune
- Richemont9.80 km²93% commune
- Quincampoix-Fleuzy9.51 km²100% commune
- Monchy-sur-Eu9.11 km²100% commune
- Aumale8.96 km²100% commune
- Hodeng-au-Bosc8.95 km²100% commune
- Nesle-Normandeuse8.88 km²100% commune
- Morienne8.80 km²100% commune
- Saint-Germain-sur-Bresle8.69 km²100% commune
- Neuville-Coppegueule8.60 km²100% commune
- Incheville7.99 km²100% commune
- Tilloy-Floriville7.99 km²100% commune
- Millebosc7.95 km²100% commune
- Conteville7.77 km²57% commune
- Bouttencourt7.75 km²100% commune
- Réalcamp7.66 km²68% commune
- Beauchamps7.48 km²100% commune
- Frettemeule7.33 km²100% commune
- Landes-Vieilles-et-Neuves7.31 km²96% commune
- Saint-Pierre-en-Val7.25 km²100% commune
- Saint-Martin-au-Bosc7.21 km²100% commune
- Bazinval7.08 km²100% commune
- Senarpont7.06 km²98% commune
- Gauville7.02 km²100% commune
- Romescamps6.72 km²65% commune
- Rieux6.66 km²98% commune
- Martainneville6.56 km²84% commune
- Bouvaincourt-sur-Bresle6.54 km²100% commune
- Beaucamps-le-Jeune6.47 km²100% commune
- Blargies6.42 km²63% commune
- Lignières-Châtelain6.24 km²91% commune
- Le Caule-Sainte-Beuve6.16 km²36% commune
- Ponts-et-Marais6.13 km²100% commune
- Aigneville5.95 km²55% commune
- Abancourt5.83 km²100% commune
- Vraignes-lès-Hornoy5.82 km²98% commune
- Le Translay5.82 km²100% commune
- Melleville5.60 km²63% commune
- Longroy5.57 km²100% commune
- Thieulloy-l'Abbaye5.52 km²38% commune
- Nullemont5.49 km²100% commune
- Oust-Marest5.46 km²100% commune
- Embreville5.30 km²100% commune
- Beaucamps-le-Vieux5.25 km²100% commune
- Buigny-lès-Gamaches4.97 km²100% commune
- Framicourt4.83 km²100% commune
- Saint-Rémy-Boscrocourt4.79 km²54% commune
- Aubéguimont4.78 km²100% commune
- Ramburelles4.67 km²100% commune
- Saint-Valery4.63 km²100% commune
- Nesle-l'Hôpital4.58 km²100% commune
- Baromesnil4.53 km²57% commune
- Cerisy-Buleux4.49 km²78% commune
- Offignies4.39 km²100% commune
- Ellecourt4.38 km²100% commune
- Saint-Quentin-la-Motte-Croix-au-4.33 km²64% commune
- Bettembos4.08 km²100% commune
- Ronchois4.03 km²46% commune
- Méneslies3.99 km²92% commune
- Le Mazis3.95 km²100% commune
- Étalondes3.86 km²88% commune
- Liomer3.73 km²99% commune
- Dargnies3.46 km²99% commune
- Villeroy3.44 km²56% commune
- Inval-Boiron3.12 km²100% commune
- Saint-Aubin-Rivière3.09 km²100% commune
- Le Mesnil-Réaume2.97 km²54% commune
- Mers-les-Bains2.96 km²54% commune
- Saint-Maxent2.81 km²45% commune
- Caulières2.69 km²51% commune
- Escles-Saint-Pierre2.67 km²80% commune
- Andainville2.61 km²31% commune
- Bermesnil2.60 km²63% commune
- Brocourt2.38 km²100% commune
- Lamaronde2.36 km²100% commune
- Biencourt2.13 km²100% commune
- Le Tréport2.11 km²31% commune
- Saint-Léger-aux-Bois2.04 km²17% commune
- Gourchelles1.97 km²100% commune
- Neslette1.97 km²100% commune
- Fouilloy1.72 km²39% commune
- Saint-Thibault1.62 km²15% commune
- Le Quesne1.41 km²100% commune
- Fressenneville1.38 km²15% commune
- Formerie1.34 km²16% commune
- Yzengremer1.16 km²33% commune
- Dancourt1.09 km²6% commune
- Arguel0.99 km²39% commune
- Saint-Léger-sur-Bresle0.84 km²100% commune
- Foucaucourt-Hors-Nesle0.72 km²25% commune
- Grandcourt0.69 km²3% commune
- Fourcigny0.63 km²15% commune
- Oisemont0.50 km²6% commune
- Villers-Campsart0.44 km²9% commune
- Marlers0.38 km²10% commune
- Tours-en-Vimeu0.36 km²3% commune
- Éplessier0.13 km²1% commune
- Gaillefontaine0.07 km²0% commune
- Meigneux0.06 km²1% commune
- Moliens0.06 km²1% commune
- Flocques0.05 km²1% commune
- Haucourt0.04 km²0% commune
- Flamets-Frétils0.04 km²0% commune
- Woincourt0.03 km²1% commune
- Fallencourt0.01 km²0% commune
- Saint-Riquier-en-Rivière0.00 km²0% commune
- Ault0.00 km²0% commune
- Saint-Martin-le-Gaillard0.00 km²0% commune
10 intersecting protected areas
Regional Nature Park
10.24 km² overlap
Vallée de la Bresle
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
10.14 km² overlap
La forêt d'Eu et les pelouses adjacentes
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
3.58 km² overlap
Land acquired by a regional conservatory of natural areas
0.23 km² overlap
aux larris
IUCN IVLand acquired by a regional conservatory of natural areas
0.14 km² overlap
les larris d inval boiron
IUCN IVLand acquired by a regional conservatory of natural areas
0.05 km² overlap
le larris du quesne
IUCN IVLand acquired by a regional conservatory of natural areas
0.03 km² overlap
Marine Nature Park
0.02 km² overlap
Falaises et bois du rompval
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)
0.02 km² overlap
1 more protected areassorted by overlap area
le larris du berger
IUCN IVLand acquired by a regional conservatory of natural areas
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 764 distinct species · 625 166 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 la Bresle : 13 espèces reliées par 114 interactions GloBI sur 6 types (connectance 26.2%, filtre Serrano α=0.2). 17 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°
9,9°C
Annual rain
691mm
Moisture idx (CMI)
-0,06
Runoff
543mm/an
PET
734mm
AET
531mm
Mean slope
2,8°
Water table
141cm
Forest
2%
Crops
57%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)