Mass die off of fish in a lagoon in Fajardo, Puerto Rico

Mortandad masiva de peces y exceso de sargazo en laguna de Fajardo
Staff of the Department of natural resources and environmental (DNER), of the Board of environmental quality (JCA) and the entity for the nature serve the emergency situation of mass mortality of fish and excessive accumulation of Sargassum reported at la laguna Grande, internationally recognized for its bioluminescence and ecological sensitivity.
The Secretariat of the DNER, Carmen Guerrero Perez, reported that agency technicians began efforts to remove the kelp accumulated in the water channel which gives access to the bioluminescent lagoon.
Also, removed the dead fish have been accumulated on the Bank of the water body in the area known as the fisherman’s step, an easement giving access from the Seven Seas beach.
The owner explained that the work is done manually and with a rake because cannot be machinery to the area by the high level of ecological sensitivity of the place and because that kind of heavy equipment would run the risk of sinking.
Meanwhile, the officer’s handling of the Natural Reserve of Humacao, Manuel Corbet, today performs water quality sampling.
Large amounts of Laminaria have reached the coasts of Puerto Rico and the Caribbean Islands.
The DNER next to the municipality of Fajardo removed yesterday, Monday, the Sargassum that is concentrated in Las Croabas, Fajardo.
“We have found a mixture of herbs marine siringodium with Sargassum seaweed and other sea algae. We are working intensively to resolve this situation as the emergency that is, not only by the ecological importance, but by the large tourist and economic engine that represents for Fajardo and Puerto Rico,”said Guerrero Perez.
Bureles, brunette, balajú, shrimps, Tarpon and puffer fish are some of the species of dead fish.
The President of JCA, Weldin Ortiz Franco, said specialized personnel in the area of environmental emergencies attended the bioluminescent Lagoon to investigate potential sources of pollution could be linked to the recent mortality of fish in the lagoon.
“A preliminary report was found nothing visible to determine that there is any chemical substance like oil or fuel, which will cause the death of fish. Nor was found illegal downloads that were from a private business or piping of sewage that were dumping in the water body”, said Ortiz Franco.
He added, “However, the Agency’s water quality program staff will be conducting a sampling to verify the following parameters such as pH, dissolved oxygen, temperature and conductivity physical”.
Meanwhile, the President of for nature, Fernando Lloveras San Miguel, said “we detect this situation and activate relevant government entities to investigate”.
Courtesy of

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