The film "Piranha" (1978) does not feature any identifiable LGBTQ+ characters or themes. Its plot centers on a horror scenario involving genetically engineered fish, with no elements related to queer identity or experiences.

The film "Piranha" (1978) does not feature any identifiable transsexual characters or themes. Its narrative focuses entirely on the horror of genetically engineered fish, with no elements related to transgender identity or experiences.

The movie does not contain any action or adventure elements.

The film "Piranha" (1978) is an original production, not an adaptation of pre-existing source material or a reboot of legacy characters. All characters were created for this specific film, thus none could have had their gender changed from a prior established canon.

Piranha (1978) is an original film and not an adaptation of pre-existing material with established characters, nor is it a biopic. Therefore, no characters could have been canonically or historically established as a different race prior to this film's creation.