Based on the length of the ship as a criterion in dividing is size 25 long elbow length medium-small 20 22 long elbow the elbow is very small and is called the "crew-and" elbow 6 long.
Based on the length of the hull as the basis for a large share of long and 25 cubits long, 22 cubits long, small, medium and small, 20 cubits called. "Crew Gore and" long and 6 feet.
Based on the length of the ship as a criterion to divide is a huge long 25 cubits long, medium and small long, twenty cubits, and the very small called. "The ear" long six cubits.