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IMA > Posts tagged "Algal Blooms"
Macroalgae within a Coral Reef Tobago

Harmful Algal Blooms: Why the need for concern?

Prepared by Aleisha Dennie, Laboratory Technician, Institute of Marine Affairs Have you ever heard of a ‘red tide’ that is followed by a fish kill? This phenomenon is caused by algal blooms which occur along coastal regions, making these tides a lot more noticeable.  Harmful algal blooms or HABs as they are commonly referred to, occur when photosynthetic microscopic algae, or phytoplankton grow uncontrollably within an aquatic ecosystem. These organisms pose many threats to marine habitats where they are found, but consequentially have the potential to harm humans as well. In fact, some are even capable of producing toxins that can bio-accumulate as they move...

BULLETIN: Suspected Harmful­ Algal Bloom around Tobago

Over the last few days, the Institute of Affairs (IMA) has received reports of fish kills at four sites along Tobago’s Atlantic coast – Delaford Bay, Roxborough, Lambeau Beach and on Flying Reef along Tobago’s south coast. Dead marine life was observed along beaches and in the water, mainly consisting of reef fish species such as parrotfish, snapper, butterflyfish, trumpetfish and other species including eels and octopuses. Simultaneously, reports of a possible “red tide” were reported in the same areas over the weekend. Divers observed large pockets of warm, reddish water extending to 50 feet along the Atlantic coast. This may be indicative of...