| 1 | To description of hydrograph, topics, sub-branches of science, the importance of water resources in which earth sciences, water distribution on earth and its causes |
| 2 | To the recognition of water areas, and to transform their own branch of science |
| 3 | To the creation and expression of variety maps in water-borne studies |
| 4 | Hydrographic measurements and principles |
| 5 | Hydrography applications and field work |