Welcome to the GTM Research Reserve!

Teeming with life, the Guana Tolomato Matanzas National Estuarine Research Reserve (GTM Research Reserve) is a dynamic, ever changing place with many interconnected habitats from the ocean to the forests. The landscape protects and provides for a great diversity of plants and animals. People have historically changed and preserved this ecosystem. People are an important part of the future of this landscape. This is your reserve! Enjoy, share, and protect it. Visit us today!

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We need your help. Join, volunteer or donate today.

Learn about our different programs and events at the reserve.

Come see all our different resources available at the reserve.