The big seal script of character Big Wave is
Ancient Chinese used the similarity of character Big Wave to character Longevity, and added a Water on left side, which means that I mean the water wave here. Smart.
The small seal script of the character is
Similar to big seal script. I need to tell that the two right side in both scripts miss the right bottom fork-alike part, which means hand. It may be due to the hand part is not important in Longevity, even less important in Big Wave. Also the character Big Wave is crowded, eliminating the hand could get a little bit more space.
The clerical script of the character is
The simplified song typeface of the character is
the right part is simplified to
which is simplified song typeface of character Longevity.
The Pinyin of character 涛 is Tao1.