Heres the facts. grew up in sol.cal/arizona and boated in the 60's/70's on the colorado river. To compare the brazos river to the colorado river in arizona is no comparision. Texas lakes and some rivers have a mud base,vs. the sand base in arizona. One day in some texas lakes leavs a dirty water line vs. almost nothing on the arizona colorado. Both have there good/bad points,enjoy boating no matter what river/lake yuor on.