What was the creatures Poseidon created?

Poseidon, the Greek god of the sea, is often associated with creating various sea creatures and beings. Among the most notable are the majestic horses, which he is said to have created to impress Demeter. Additionally, he is credited with the creation of other marine life, including the hippocampus (a horse-like sea creature) and numerous fish and monsters, such as the Kraken. His creations reflect his dominion over the ocean and its myriad inhabitants.