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The White-Crab Plague

The Swarm

The North American crab invasion carries toxic algae from the coast into urban infrastructure, turning a shoreline anomaly into a citywide emergency.

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Crabs Reach MontaukCrabs Reach Montauk from "The Swarm". A Sudden Swarm The invasion begins Eyeless white crabs flood the shore and force a newly married couple to flee.
A Sudden Swarm The invasion begins Eyeless white crabs flood the shore and force a newly married couple to flee. Satellite surveillance reveals that the swarm extends along the Long Island coast.
The Highway Becomes a TrapThe Highway Becomes a Trap from "The Swarm". Slime on the Roads A spreading infestation Crabs blanket roads and vehicles, making travel dangerous and carrying organic material inland.
Slime on the Roads A spreading infestation Crabs blanket roads and vehicles, making travel dangerous and carrying organic material inland. The scale of the invasion outstrips local reporting and response.
Contaminated Water Re-enters the CityContaminated Water Re-enters the City from "The Swarm". A Hidden Route From shore to sewer Crab residue washes into car-wash drains and enters New York’s tangled water network.
A Hidden Route From shore to sewer Crab residue washes into car-wash drains and enters New York’s tangled water network. An apparently local invasion becomes a threat to millions of residents.
The Algae KillThe Algae Kill from "The Swarm". Toxic Illness Spreads The city loses control Residents fall ill and die from a highly toxic Pfiesteria strain introduced by the crabs.
Toxic Illness Spreads The city loses control Residents fall ill and die from a highly toxic Pfiesteria strain introduced by the crabs. Emergency crews struggle to separate safe populations from exposed ones.
New York Is IsolatedNew York Is Isolated from "The Swarm". Quarantine as Last Resort A city becomes a prison Military forces seal Greater New York to contain contamination, while hospitals and civic infrastructure…
Quarantine as Last Resort A city becomes a prison Military forces seal Greater New York to contain contamination, while hospitals and civic infrastructure fail. The episode shows how biological sabotage can turn everyday systems into transmission routes.
10 May, on Long Island
the same evening, near Amityville
within hours of the car-wash journeys
11 May, across Greater New York
after the tunnel fire and mass casualties