Does anyone know .....?

Many many years পূর্বে I saw a ডিজনি cartoon at my friend's house ..... it was about a mermaid princess who lives under the ocean , her dad rules the huge oceanic kingdom and there are so many different characters in it......her dad ,A king holds a TRIDENT.....that's all i remember, now my প্রশ্ন is what was the name of this cartoon??? .....i saw only one episode in mid 90s.

10 শ্রদ্ধার্ঘ্য if আপনি bring my childhood memories back.....