Nearly a year after Louisiana enacted a law aimed at addressing abandoned houseboats in the Atchafalaya Basin, Henderson Mayor Sherbin Collette says the results have been noticeable.Its been unbelievable. I didnt think that people would obey it that quickly, but people know now the law means business, Collette said.House Bill 676 took effect in August 2025 and requires houseboat owners to register their vessels and display identification numbers…