Leviticus 11:9 kjva

Eating the Iguana and or Marine Iguana is not allowed.  

⁹ These shall ye eat of all that are in the waters: whatsoever hath fins and scales in the waters, in the seas, and in the rivers, them shall ye eat.

 ¹⁰ And all that have not fins and scales in the seas, and in the rivers, of all that move in the waters, and of any living thing which is in the waters, they shall be an abomination unto you:

 ¹¹ They shall be even an abomination unto you; ye shall not eat of their flesh, but ye shall have their carcases in abomination.

 ¹² Whatsoever hath no fins nor scales in the waters, that shall be an abomination unto you.

Leviticus 11:30 And the ferret, and the chameleon, and the lizard, and the snail, and the mole.

What is an iguana?

Iguana (/ɪˈɡwɑːnə/, Spanish: [iˈɣwana]) is a genus of herbivorous lizards that are native to tropical areas of Mexico, Central America, South America, and the Caribbean. The marine iguana is the only lizard in the world with the ability to live and forage at sea, and is endemic to the Galapagos Archipelago.