Mermaid Pool is listed as a tourist attraction at Eastern Beach, in east Auckland. It has a 4.5 rating on Google.
A good local attraction is easy to find, clear about what you will see and worth the time whether you stay ten minutes or an hour. Coastal spots like this are shaped by the tide and weather, so check the tide times and forecast before you go, wear shoes with good grip on wet rock or sand and keep an eye on the water. Regulars know that mornings and late afternoons give the best light and the quietest conditions, and that summer weekends are busy, so arriving early helps with parking. Bring water, sun protection and a layer for the wind, and take all rubbish home. If you are going with children, keep them close near rocks and deep water, and respect any signs about access or safety.
For anyone exploring Eastern Beach and the eastern bays, Mermaid Pool is a scenic stop along the coast.