6 Types of anubias nana : Appearance Care growing progress
Anubias nana is an aquatic plant that is shorter in size, but its leaves are …
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What Do Starfish Eat?
Starfish finds all over the world’s oceans, both the Arctic and the Antarctic. They are …
Why ship use ballast water? All what you have to know
The ballast water embarked on the ballast tanks allows the ships to maintain good trim, …
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Requirements for ECDIS and ECDIS Back-up
The ECDIS (electronic navigation chart) needs to meet a minimum level of reliability as per …
HOW MAKE A GOOD VOYAGE PLANNING FOR SHIPS
The ship voyage planning is an essential phase in the operation of a ship. The …
ECDIS Operator -Equipment and Configuration
ECDIS operator must be be familiar with the use of the ECDIS (Electronic Chart Display …