There are several knots used in boating.
The majority of them are listed below with their use:
Bowline - Used in sailing small craft.
One use is to fasten a halyard to the head of a sail.
Sheet bend - The
Sheetbend is used to tie together two ropes of unequal thickness.
Figure 8 knot - Used
to quickly and effectively splice two ropes of equal, or unequal diameter
together.
Bowline on a bight - This
knot can be used to provide a toe hold in the middle of a rope or
to make an emergency bosun's chair. A bosun's chair is a device used
to suspend a person from a rope in order to perform work aloft
Buntline hitch - Was
traditionally used to tie a line to the foot of a square sail. Now,
it is used to tie a line to a post or a halyard shackle. The knot
is more secure than two half hitches.
Anchor or fisherman's bend - The
fisherman's bend knot is used to attach a rope to a ring, hook, or
other solid object, such as an anchor.
Trucker's hitch - To
secure a boat to carry rack
Eye splice - A
method of putting a permanent eye in the end of a rope.
Carrick bend - Is
called the Full Carrick Bend, Anchor Bend, or Sailor's knot. It is
also a is a strong, secure knot that can be used to join two ropes
of different construction
Clove hitch - Is
an adjustable knot that's great for temporary uses such as mooring
a boat.
Chain splice - Is
particularly useful when using a chain/rope combination which passes
over a windlass and descends into a chain locker.
Constrictor knot - Is
appropriate for situations where secure temporary or semi-permanent
binding is needed.
Reef knot - To
tie two ends of a single line together such that they will secure
something that is unlikely to move much.
Rolling hitch - A
knot used to attach a rope to a rod, pole, or other rope.
Cleat hitch - In
order to secure a boat to the dock or secure a line to the boat, you
will probably use the cleat hitch
Round turn & two half hitches - is
used to secure the end of a rope to a fixed object such as a post