Matowacca or Mattowacca: How To spell?
The word Matowacca is misspelled against Mattowacca, a noun meaning "An American clupeoid fish (Clupea mediocris), similar to the shad in habits and appearance, but smaller and less esteemed for food; -- called also hickory shad, tailor shad, fall herring, and shad herring."
Mattowacca has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings ma & owacca which should not be misspelled with single 'T'
Wrong Spelling:  ma-t-owacca  Correct Spelling:  ma-tt-owacca 
Find more incorrect spellings of Mattowacca to spell right way.