Grandma s Secret Garden
Protected Area
Conception Island National Park
Why dive here
With 362+ marine species recorded in the area - including barracuda, blacktip reef sharks, dolphins, dwarf minke whales and humpback whales - Grandma s Secret Garden offers some of Long Island's richest reef diving. Water ranges 25-30°C, warmest July, August, September.
Grandma’s Secret Garden, off Long Island, is a gentle coral reef dive. You'll find a mix of hard and soft corals here, providing shelter for smaller reef fish. It’s a good spot for a relaxed dive, especially if you enjoy exploring a healthy reef without strong currents.
Reviews for Grandma s Secret Garden
Conditions
Ocean conditions, forecast and tides for Grandma s Secret Garden
Grandma s Secret Garden Ocean Conditions
Monthly averages for Grandma s Secret Garden, sourced from Copernicus Marine satellite data
August Averages
Sea Temperature
30.01°C
86°F
Current Speed
13.34 cm/s
Direction: N (347°)
Chlorophyll-a
0.044 mg/m³
Very clear (oligotrophic)
Salinity
36.67 PSU
Data sources: Copernicus Marine Service (EU)
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