A vessel navigator is a person who is responsible for the navigation of a ship or aircraft. Their responsibilities include:
Skills possessed by a Vessel Navigator include:
- Knowledge of safety and environment. - Use fire extinguishers, artificial respiratory resuscitation to begin with. - Able to calculate course, distance and position arrived using plane parallel sailing and Mercator sailing method. - Knowledge of altitude corrections, various fishing methods and selection of suitable fishing gears as per fish resources and basic design concept of fishing gear. - Using different navigational equipment – sextant, azimuth mirror, pelorus, chronometer, etc. maintaining bearing of a vessel, determine position of celestial body. - Proper selection of different types of ropes, blocks and tackles, able to design and perform fabrication of trawl with TED and BRD, perform navigation by collecting data on fishing from different sources. - Carry out repair and maintenance of fishing vessel and make ready for inspection certificate. - Able to overcome the critical situation during on board navigation; to analyze various aspect of stability for preparing voyage; surveying of various subsistent fishing gears. (viz.pole and line, troll line, changadom, raft, bag net, dol net, shore seine, Chinese net, cast net, trammel net, tangle net, etc.) - Able to calculate azimuth, intercept direction of position line and draw the position line in the chart, to anchor vessel and to release cable in appropriate place; to observe standard guidelines during voyage in different emergency situation (viz.abandoning, distress signals, storm signals). - Conservation and management of marine fishery resources; hygienic handling of fish on board; various fish preservation technique to avoid spoilage. - Knowledge of physical properties of engineering materials, ship stability – density, relative density, Archimedes principle, principle of floatation, various displacement, light load, present load , dead weight, effect of density on draft and displacement fresh water allowance, dock water allowance, tonnes per centimetre - Knowledge of immersion, load lines and related problems, centre of gravity, centre of buoyancy, to find the final K.G after loading discharging and shifting, transverse static stability, stable , unstable, natural equilibrium and free surface effect and correction, various types of ropes (vegetable, synthetic and wire ropes), breaking strength, safe working load, design and construction of fishing gear (joining, stapling and mounting), sea food quality assurance system in India, HACCP.
Sample Curriculum: Vessel Navigator
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