Larry James Tate Jr.

Larry Tate Jr. was accused of having a sexual relationship with his teenage stepdaughter and fathering her children. Larry Tate's sister reported him going missing while swimming in the sea near Port Aransas. A two day search failed to find him. Larry Tate was found and arrested several months later; he was with his stepdaughter. 

http://www.portasouthjetty.com/news/2009-04-30/island_life/060.html
http://www.portasouthjetty.com/news/2010-02-04/Island_Life/Tate_acquitted_on_faked_death_charge.html

Pseudocides involving people seeking to escape sex offence prosecution / conviction: Karl Hackett, Father Christoher Clonan
Other pseudocides involving  boats / disappearance at sea: Patrick McDermott, Bennie Wint, John Darwin, David Friedland

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