red tide


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red tide

n.
A bloom of plankton, especially dinoflagellates, that causes a usually reddish discoloration of coastal ocean waters. Certain dinoflagellates produce toxins that contaminate shellfish, making them unsafe to eat, and can kill fish.

red tide

n
(Environmental Science) a discoloration of sea water caused by an explosive growth in phytoplankton density: sometimes toxic to fish life and, through accumulation in shellfish, to humans

red′ tide′


n.
a brownish red discoloration of marine waters caused by a huge aggregation of flagellates, esp. dinoflagellates, that often produce a potent neurotoxin that contaminates shellfish.
[1900–05]

red tide

A population explosion of certain species of dinoflagellates, a kind of protozoan found in plankton. The dinoflagellates color the water red or reddish-brown, and secrete a toxin that kills fish. Red tide usually occurs in warm coastal waters.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.red tide - seawater that is discolored by large numbers of certain dinoflagellates that produce saxitoxin
brine, saltwater, seawater - water containing salts; "the water in the ocean is all saltwater"
References in classic literature ?
The red tide now poured from all sides of the monster like brooks down a hill.
A shellfish ban is up in six bays in Eastern Visayas as red tide toxins plague coastal waters, including a bay in this city known as a major source of clams for export, the Bureau of Fisheries and Aquatic Resources (BFAR) reported on Thursday.
Five bays in Samar province have tested positive for red tide toxin, prompting the Bureau of Fisheries and Aquatic Resources (BFAR) to ban the gathering and trade of shellfish in these areas.
TACLOBAN CITY - The Bureau of Fisheries and Aquatic Resources (BFAR) warned against eating, harvesting and buying shellfish harvested from five bays in Samar that are contaminated with red tide.
This means, all greenshell mussels are safe for consumption except those that are from Balite Bay in Mati City, Davao Oriental because of red tide alert.
The gathering, transporting, marketing and eating of shellfish harvested from these towns in Western Pangasinan are now permitted after these areas are now declared free from red tide toxin, Signey said in a statement.
The puzzle that has consumed Landau for the past several years is red tide. A few months ago, he talked about his findings at a seminar at USF Sarasota-Manatee that was presented in partnership with the Global Interdependence Center.
Red tide alert up in 2 Pangasinan towns !-- -- Eva Visperas (The Philippine Star) - April 29, 2019 - 12:00am BOLINAO, Pangasinan, Philippines Authorities have raised a red tide alert in the coastal waters of this town as well as in Anda after shellfish samples collected from these areas tested positive for the algae that produces the red tide toxin.
Environment Public Authority (EPA) spots spread of red tide off Kuwait's coasts KUWAIT, April 15 (KUNA) -- The Environment Public Authority has detected the spread of red tide over large swathes off Kuwaiti coasts along the Green Island and the Sheikh Jaber Al Ahmad Al-Sabah causeway.
THE Bureau of Fisheries and Aquatic Resources (BFAR) has issued 'red tide' warning for shellfishes collected in several provinces in Central Luzon, Calabarzon, Bicol and the Visayas regions.
More than 100 miles of Florida's west coast have been wracked by varying levels of red tide and its toxins for more than a year now, the beaches and rivers littered with rotting corpses of crabs, snook, redfish, seatrout and others killed by those toxins.
MIAMI -- Many of Florida's famous beaches were empty Thursday because of a red tide outbreak that for the first time in decades is plaguing both the Gulf and Atlantic coasts at once.