The blade of the propeller.
A whale's tail fin. gestation How long the animal carries the young until birth; pregnancy.
One of the lobes of a whale's tail
the horizontal tail of the whale or dolphin
Half of a whale's tail. Two flukes together form the whale's flat, rigid tail. The tail moves up and down to propel the whale through water.
a barb on a harpoon or arrow
flat blade-like projection on the arm of an anchor
One of the lobes of the tail of a whale or dolphin.
Horizontal tail fin of cetaceans. It has no skeletal support.
The wedge-shaped part of an anchor's arms that digs into the bottom.
Either of the two lobes of a whale's tail.
The spade shaped appendage of the arm used for digging into the sea bed in order to secure the vessel.
One of two horizontally flattened sections of the tail of a cetacean, containing no bone.
large part of an anchor that digs into the bottom (a lucky occasion when this happens on the first try).
Flattened end of an anchor arm that bites into the ocean floor.
A dynamic snow anchor that dives deeper as it moves. For use in soft snow where pickets will pull out. Because a fluke slows a fall rather than stops a fall, flukes should only be used on pitches where slowing a fall is adequate protection.
The portion of an anchor that digs securely into the bottom, holding the boat in place; also, any occasion when this occurs on the first try.
The entire point of an anchor, composed of the bill and palm at the end of an arm
pointed blade on anchor, barb.
1) The broad flat parts of an anchor that are designed to grab and hold in the bottom. 2) A fin on a whale.
A fluke is a single lobe of a whale's tail.