Jobos Bay, Puerto Rico 503. The swamp fern, frequently found through the Reserve, is an indicator of environments that are rich in nutrients. Jobos Bay, Puerto Rico 504. Jobos Bay, Puerto Rico 505. Jobos Bay National Estuarine Research Reserve.
Many birds use estuarine habitats as shelter areas during nesting season.
Jobos Bay, Puerto Rico 506. The Great Egret is a common species seen in the lagoons of Mar Negro. They feed on a variety of invertebrates that inhabit these areas. Jobos Bay, Puerto Rico 507. Fish sustain a local fishing economy and contribute to the diversity of life on the reef.