280 



Paragraph 



Lunitidal intervals 7-13 



Relation to epoch of M2 component 142 



Of currents 500 



Mean current hour 500 



Mean depth, relation to hydraulic radius 299 



Mean high and low water 169-180 



By comparison 199-20 1 



Computation of effect of changes in channel 467-474 



Mean higher high and lower low water 187-192 



By comparison 203-206 



Computation of effect of changes in channel 475 



Mean high and low waters of spring tides 181-185, 202 



Mean range 4, 158 



Correction for longitude of moons node 171-178 



Relation to tidal components Appendix II, 2-9 



Mean sea level 159-163 



By comparison 198 



Mean values of amplitudes of tidal components, _ 123-128 



Of equiUbrium coefficients 129 



Meeting of tides 334, 391 



Meteorological tides, defined 47 



Components 70, 71 



Midstream currents 433-435 



Minus tides 170, 188 



Mixed tides 139-140, 149-152 



Moons declination and inclination of orbit 35 



Longitude of node 36 



Eccentricity of orbit 43 



Neap tides: 



Defined 2 



Related to moons phases 20 



To M2 and S2 components 143 



Effect of N2 component upon J 147 



Mean low and high water of : 186 



Nodes, moons, defined 35, 36 



Nodes, in closed canal 348 



Of seiches 350 



Offshore currents -----^ 485-490 



Average curves of 505-506 



Orbit, moons: 



Inclination and nodes 35 



Eccentricity 43 



Over currents 291, 349 



In an estuary 460, 461 



In an inlet 484 



Over tides: 



Defined 72 



Speeds 75 



Equilibrium arguments 121 



Reduction factors 128 



Effect on form of tide curve 155 



