S. Pagliara and P. Chiavaccini, Flow Resistance of Rock Chutes with Protruding Boulders, Journal of Hydraulic Engineering, vol.132, issue.6, pp.545-552, 2006.
DOI : 10.1061/(ASCE)0733-9429(2006)132:6(545)

D. Klopstra, H. Barneveld, J. Van-noortwijk, and E. Van-velzen, Analytical model for hydraulic resistance of submerged vegetation, Proceedings of the 27th IAHR Congress, pp.10-15, 1997.

H. M. Nepf, Drag, turbulence, and diffusion in flow through emergent vegetation, Water Resources Research, vol.18, issue.5, pp.479-489, 1999.
DOI : 10.1016/S0065-2717(08)70118-7

V. Chow, Open-Channel Hydraulics, 1995.

J. Bathurst, Flow Resistance Estimation in Mountain Rivers, Journal of Hydraulic Engineering, vol.111, issue.4, pp.625-641, 1985.
DOI : 10.1061/(ASCE)0733-9429(1985)111:4(625)

G. G. Katul, D. Poggi, and L. Ridolfi, A flow resistance model for assessing the impact of vegetation on flood routing mechanics, Water Resources Research, vol.128, issue.1, pp.10-1029, 2011.
DOI : 10.1061/(ASCE)0733-9429(2002)128:1(20)

C. E. Rice, K. C. Kadavy, and K. M. Robinson, Roughness of Loose Rock Riprap on Steep Slopes, Journal of Hydraulic Engineering, vol.124, issue.2, pp.179-185, 1998.
DOI : 10.1061/(ASCE)0733-9429(1998)124:2(179)

F. Calomino, A. Tafarojnoruz, M. De-marchis, R. Gaudio, and E. Napoli, Experimental and Numerical Study on the Flow Field and Friction Factor in a Pressurized Corrugated Pipe, Journal of Hydraulic Engineering, vol.141, issue.11
DOI : 10.1061/(ASCE)HY.1943-7900.0001046

F. Lopez and M. Garcia, Mean Flow and Turbulence Structure of Open-Channel Flow through Non-Emergent Vegetation, Journal of Hydraulic Engineering, vol.127, issue.5, pp.392-402, 2001.
DOI : 10.1061/(ASCE)0733-9429(2001)127:5(392)

N. Nikora, V. Nikora, and T. Odonoghue, Velocity Profiles in Vegetated Open-Channel Flows: Combined Effects of Multiple Mechanisms, Journal of Hydraulic Engineering, vol.139, issue.10, pp.1021-1032, 2013.
DOI : 10.1061/(ASCE)HY.1943-7900.0000779

F. Huthoff, D. C. Augustijn, and S. J. Hulscher, Analytical solution of the depth-averaged flow velocity in case of submerged rigid cylindrical vegetation, Water Resources Research, vol.128, issue.1, pp.10-1029, 2007.
DOI : 10.1061/(ASCE)0733-9429(2002)128:1(20)

A. G. Konings, G. G. Katul, and S. E. Thompson, A phenomenological model for the flow resistance over submerged vegetation, Water Resources Research, vol.48, issue.2, pp.10-1029, 2011011000.
DOI : 10.1080/00221686.2010.491649

D. G. Meijer and E. Van-velzen, Prototype scale flume experiments on hydraulic roughness of submerged vegetation, Proceedings of the 28th International IAHR Conference, pp.22-27, 1999.

A. Defina and A. Bixio, Mean flow and turbulence in vegetated open channel flow, Water Resources Research, vol.70, issue.1, pp.1-12, 2005.
DOI : 10.1023/B:APPL.0000004932.81261.40

W. Huai, Y. Zeng, Z. Xu, and Z. Yang, Three-layer model for vertical velocity distribution in open channel flow with submerged rigid vegetation, Advances in Water Resources, vol.32, issue.4, pp.487-492, 2009.
DOI : 10.1016/j.advwatres.2008.11.014

D. Poggi, C. Krug, and G. G. Katul, Hydraulic resistance of submerged rigid vegetation derived from first-order closure models, Water Resources Research, vol.125, issue.9, pp.10-1029, 2009.
DOI : 10.1061/(ASCE)0733-9429(1999)125:9(934)

L. Cassan and P. Laurens, Design of emergent and submerged rock-ramp fish passes, Knowledge & Management of Aquatic Ecosystems, vol.47, issue.4, pp.417-462, 2016.
DOI : 10.1080/00221686.2009.9522020

URL : https://hal.archives-ouvertes.fr/hal-01590986

F. Canovaro, E. Paris, and L. Solari, Effects of macro-scale bed roughness geometry on flow resistance, Water Resources Research, vol.40, issue.3-4, pp.10-1029, 2007.
DOI : 10.1016/S0169-555X(01)00057-5

M. Nitsche, Macro-Roughness, Flow Resistance and Sediment Transport in Steep Mountain Streams, 2012.

D. S. Lawrence, Hydraulic resistance in overland flow during partial and marginal surface inundation: Experimental observations and modeling, Water Resources Research, vol.118, issue.8, pp.2381-2393, 2000.
DOI : 10.1061/(ASCE)0733-9437(1992)118:5(776)

N. Cheng, Representative roughness height of submerged vegetation, Water Resources Research, vol.48, issue.4, pp.10-1029, 2011.
DOI : 10.1080/00221686.2010.491649

A. Jordanova, Low Flow Hydraulics in Rivers for Environmental Applications in South Africa, 2008.

E. Gilley, E. Kottwitz, and G. Wieman, Darcy???Weisbach Roughness Coefficients for Gravel and Cobble Surfaces, Journal of Irrigation and Drainage Engineering, vol.118, issue.1, pp.104-112, 1992.
DOI : 10.1061/(ASCE)0733-9437(1992)118:1(104)

H. Romdhane, A. Soualmia, L. Cassan, and L. Masbernat, Evolution of flow velocities in a rectangular channel with homogeneous bed roughness, Int. J. Eng. Res. 2017, vol.6, pp.120-128

R. Ferguson, Flow resistance equations for gravel- and boulder-bed streams, Water Resources Research, vol.42, issue.4, pp.10-1029, 2007.
DOI : 10.1029/2005WR004278

URL : http://onlinelibrary.wiley.com/doi/10.1029/2006WR005422/pdf

L. Cassan, T. Tien, D. Courret, P. Laurens, and D. Dartus, Hydraulic Resistance of Emergent Macroroughness at Large Froude Numbers: Design of Nature-Like Fishpasses, Journal of Hydraulic Engineering, vol.140, issue.9, p.4014043, 2014.
DOI : 10.1061/(ASCE)HY.1943-7900.0000910

URL : https://hal.archives-ouvertes.fr/hal-01166268

T. Ducrocq, L. Cassan, J. Chorda, and H. Roux, Flow and drag force around a free surface piercing cylinder for environmental applications. Environ. Fluid Mech, pp.629-645, 2017.
URL : https://hal.archives-ouvertes.fr/hal-01591002

T. D. Tran, J. Chorda, and P. Laurens, Cassan, L. Modelling nature-like fishway flow around unsubmerged obstacles using a 2d shallow water model. Environ. Fluid Mech, pp.413-428, 2016.

M. Sadeque, N. Rajaratnam, and M. Loewen, Flow around Cylinders in Open Channels, Journal of Engineering Mechanics, vol.134, issue.1, pp.60-71, 2009.
DOI : 10.1061/(ASCE)0733-9399(2008)134:1(60)

A. Baki, D. Zhu, and N. Rajaratnam, Flow Simulation in a Rock-Ramp Fish Pass, Journal of Hydraulic Engineering, vol.142, issue.10
DOI : 10.1061/(ASCE)HY.1943-7900.0001166

M. Luhar, J. Rominger, and H. Nepf, Interaction between flow, transport and vegetation spatial structure. Environ. Fluid Mech, pp.423-439, 2008.
DOI : 10.1007/s10652-008-9080-9

H. Cheng, P. Hayden, and A. Robins, Flow over cube arrays of different packing densities, Journal of Wind Engineering and Industrial Aerodynamics, vol.95, issue.8, pp.715-740, 2007.
DOI : 10.1016/j.jweia.2007.01.004

G. Dodaro, A. Tafarojnoruz, G. Sciortino, C. Adduce, F. Calomino et al., Modified Einstein Sediment Transport Method to Simulate the Local Scour Evolution Downstream of a Rigid Bed, Journal of Hydraulic Engineering, vol.142, issue.11, pp.10-1061943, 1179.
DOI : 10.1061/(ASCE)HY.1943-7900.0001179

J. Nikuradse, Laws of Flow in Rough Pipes; National Advisory Committee for Aeronautics, 1933.

M. R. Raupach, R. A. Antonia, and S. Rajagopalan, Rough-Wall Turbulent Boundary Layers, Applied Mechanics Reviews, vol.44, issue.1, pp.1-25, 1991.
DOI : 10.1115/1.3119492

M. R. Raupach, D. E. Hughes, and H. A. Cleuch, Momentum Absorption in Rough-Wall Boundary Layers with Sparse Roughness Elements in Random and Clustered Distributions, Boundary-Layer Meteorology, vol.11, issue.2, pp.201-218, 2006.
DOI : 10.1007/s10546-006-9058-4

J. Limerinos, This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http, Manning Coefficient from Measured Bed Roughness in Natural Channels; U.S. Geoeological Survey Licensee MDPI, issue.4, 1970.