1. Arcuate
   1. triangular in shape
   2. why?
      1. course sand
      2. gravel
   3. distributaries
      1. numerous
2. bird foot
   1. large amounts
      1. fine material
      2. permiable
   2. distributaries
      1. small number
      2. levees
         1. long
         2. projecting
   3. EG
      1. Mississippi
3. Lacustrine
   1. on lakes
   2. EG
      1. Rhone
      2. Lake Geneva
4. Estuarine
   1. mouth of submerged rivers
   2. same shape as estuary
      1. The Liffy
   3. deposits form
      1. along sides
      2. of channel