10.5.1. Shore-Based Methods

Try these first

1. 1.

   What does 'Range and Bearings' refer to in hydrographic surveying?

   Hint

   Think about measuring from the coastline.

2. 2.

   What is the purpose of intersecting lines of sight?

   Hint

   Consider how triangulation works.

3. 3.

   What does the term 'Range' refer to in hydrographic surveying?

   • The distance from a point to the target
   • The angle of intersection
   • The measurement of depth

   Hint

   Think about how we describe locations in navigation.

4. 4.

   True or False: Horizontal sextant angles are only used in modern surveying.

   • True
   • False

   Hint

   Consider the history of measurement tools.

5. 5.

   Design a hydrographic survey plan for an area with both shallow and deep waters. Identify key techniques you would use and explain why.

   Hint

   Consider how depth affects your data gathering.

6. 6.

   Discuss how weather conditions can impact the use of shore-based methods in hydrographic surveying.

   Hint

   Reflect on both methodology and environment.