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Estuario Weekly Update

¡Llegó el día! Mañana sábado, 13 de abril, mes del planeta Tierra, será el decimosexto Día de Calidad de Agua de Puerto Rico. Agradecemos a los colaboradores que nos han apoyado con los talleres de adiestramiento, y esperamos que el evento sea uno memorable y edificador.

A continuación, las próximas actividades programadas a beneficio de los ecosistemas y comunidades del estuario de la Bahía de San Juan. Recuerda que puedes ver todos nuestros eventos en:

Water Quality Day of Puerto Rico

The sixteenth Water Quality Day of Puerto Rico will be Saturday, April 13 2024, from 9:00 a.m. to 11:00 a.m., across the Island.

You’ve signed up for your group and picked up your kit. During the event, remember to follow the safety protocols reviewed during the workshops, and submit the data collected in the Water Quality Day Form, available on the event portal.

If you couldn’t pick up your kit, no problem. There will be collaborator-led activities where you can attend and participate. The meeting points are:

In the metro area:

In the western Area:

In the southern area:

and in the eastern area:

Kits will be available for you and your group to assess water quality with other members of the public, from 9:00 a.m. to 11:00 a.m. Take photos and tag us on our social media, @estuariosanjuan (Facebook, Instagram, and X).

Certification for Citizen Scientists

Below are the workshops and field trips scheduled for the coming weeks. See all events at:

Water Quality Module:

April 18 – Field Trip: Water Quality Monitoring; with Rebeca Rivera, Monitoring Coordinator, from 9:00 a.m. to 12:00 p.m. at Condado Lagoon

Coastal Resilience Module:

April 16 – Thematic Workshop: Identification and Census of Marine Fishes; with Daritzel Cintrón, Coastal Resilience Coordinator, from 7:00 p.m. to 8:00 p.m. via Zoom

April 18 – Thematic Workshop: Coastal Restoration of Dunes and Mangroves; with Andreína Alexatos, Arborist, from 7:00 p.m. to 8:00 p.m. via Zoom

April 20 – Field Trip: Ecological Assessment of Coral Communities; with Daritzel Cintrón, from 7:00 a.m. to 11:00 a.m. [location will be announced]

April 24 – Field Trip: Ecological Assessment of Seagrasses; with Daritzel Cintrón, from 8:00 a.m. to 11:00 a.m. at Condado Lagoon

April 27 – Field trip: Planting of Coastal Vegetation with Andreína Alexatos, from 8:30 a.m. to 11:30 a.m. at Playita San Gerónimo

April 28 – Field Trip: Ecological Assessment of Seagrasses; with Daritzel Cintron, from 8:00 a.m. to 11:00 a.m. at Puente Dos Hermanos Beach

Participatory Bird Census Module:

April 25 – Thematic Workshop: Endemic Birds of Puerto Rico Found in the Estuary Basin; with Eliezer Nieves, from 7:00 p.m. to 8:00 p.m. via Zoom

April 26 – Field trip: Participatory Bird Census; with Coral Avilés and Eliezer Nieves, from 7:00 a.m. to 9:00 a.m. at the Río Piedras Botanical Garden

Register today, at:

Employment Opportunities

Senior Project Lead for the Juan Mendez Creek Restoration— This contractor will act as project liaison and will be responsible for leading the technical aspects of the project; carry out the reconnaissance study and develop the report, manage data, support coordination with USACE and carry out any other tasks needed to manage technical aspects for the Juan Mendez Creek Restoration.

Shoreline Cleanup with Scuba Dogs Society

On Saturday, April 27, 2024, from 8:00 a.m. to 12:00 p.m., Estuario will be collaborating on a deep cleanup with Scuba Dogs Society, from Playita del Condado. Simultaneous clean-ups will be carried out on the shore and on the seabed, by free diving or snorkeling. The activity counts toward Green Contact hours or community service. See more information at: and choose the option Estuario de la Bahía de San Juan to participate with us. We look forward to seeing you there!

Other activities

Family Day at the Condado Lagoon

This past Saturday, April 6th, we celebrated our Family Day at the Condado Lagoon Natural Estuarine Reserve. We had an obstacle course, where four young people participated. Then, we took an interpretive tour with the Reserve’s event coordinator, Mario García, with 18 participants.

Later, we held a training workshop for the Water Quality Day of Puerto Rico, with the event coordinator, Andrea Colón, and culminated with Cine del Estuario, where 116 people came to see Elemental. Thank you, to everyone who joined us.

Until next time!

Successful Community BioBlitz of Capetillo 2024

The community of Capetillo and CAUCE, in collaboration with the San Juan Bay Estuary, celebrated last Saturday, April 6, the Community BioBlitz of the Capetillo Garden, Nursery and Urban Forest of 2024.

During the activity, the community joined SJBE staff, citizen scientists, professors, and students from the UPR and other entities to document the biodiversity of this urban natural space, located in the middle of Río Piedras and which is part of the SJBE Urban Forest Network.

The participants identified over 200 different species in about 637 observations that were documented through the iNaturalist app.

Thank you to all the neighbors and volunteers who joined us in this participatory science event.

Scout Earns Bird Study Merit Badge

We congratulate young Scout Rosemary Morales Gonzalez, from Troop 377, who passed her final evaluation for the Bird Study merit badge with flying colors!

Rosemary participated in the two virtual workshops offered by the SJBE, in collaboration with the Guaitiao District and the Boy Scouts of America Council of Puerto Rico. She also participated in one of the Gamaliel Pagán Hernández Christmas Bird Censuses of 2023-2024. Awesome!

Media coverage

April 8, 2024. Estuario de la Bahía de SJ celebrará el “Día de la Calidad del Agua” monitoreando cuerpos de aguas en la Isla. Locales. Metro PR. Web.

Redacción. April 9, 2024. Invitan a la ciudadanía a participar de la decimosexta edición del Día de Calidad de Agua. El Vocero. Web.

April 9, 2024. Invitan a la ciudadanía a participar del Día de Calidad de Agua. Ciencia y tecnología. Primera Hora. Web.

Redacción. April 9, 2024. Programa del Estuario de la Bahía de San Juan busca voluntarios para el Día de Calidad de Agua. Ciencia y Ambiente. El Nuevo Día. Web.

Rafael Lenín. April 10, 2024. Calidad del Agua—interview with Brenda Torres and Andrea Colón. Primera Pregunta. Telemundo Puerto Rico.

Support us with your tax refund

By making your individual contribution in 2024, support the Estuary with the refund of your tax return. Look for the option “Contribution to the Special Fund for the San Juan Bay Estuary“, on line 1B of the “Refund” box. Read more, here.

Weekly water quality monitoring

Evaluation carried out on Thursday, April 11, 2024. We have a GREEN flag for the Condado Lagoon. All stations complied with the water quality standard “Beach Action Value” for enterococci of 70CFU/100ML. Keep in mind, however, to avoid the water during rain events. Have a nice weekend!

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