5
marine animal
4
marine creature
4
sea animal
2
fish(animal, creature, water)
1
barnacle
1
jellyfish
1
octopus
0
dolphin
11 years ago|184 views|share |citing 
APASmart Define. (2015). sea creature thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sea_creature/thesaurus/synonyms
ChicagoSmart Define. 2015. "sea creature thesaurus" https://smartdefine.org/sea_creature/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sea creature thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sea_creature/thesaurus/synonyms>.
MLASmart Define. "sea creature thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/sea_creature/thesaurus/synonyms>