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From Coastline to Waterway

Secret Invasion

This flow traces how an apparent coastal infestation spreads through rivers, canals, and connected wetlands, forcing the campaign to widen inland.

increasingupBearing stren­gth in each eventdowndecreasing
A Maryland Pier AttackA Maryland Pier Attack from "Secret Invasion". A Maryland Pier Attack A fisherman surrounded Dennis discovers that the familiar bay has become dangerous when creatures climb onto his pier.
A Maryland Pier Attack A fisherman surrounded Dennis discovers that the familiar bay has become dangerous when creatures climb onto his pier. His attempt to escape by swimming exposes him to pursuit beneath the surface. The water is not a refuge His death shows that the animals can exploit aquatic routes and attack from multiple directions. The incident foreshadows the difficulty of defending settlements built along bays and rivers.
A Gulf Coast SurpriseA Gulf Coast Surprise from "Secret Invasion". A Gulf Coast Surprise The map changes News of a deadly encounter at Perdido Key reaches the research team vacationing at Cocoa Beach.
A Gulf Coast Surprise The map changes News of a deadly encounter at Perdido Key reaches the research team vacationing at Cocoa Beach. The location lies on the Gulf, beyond the pattern they had expected from Atlantic currents. A second origin is considered Ron and Andy debate whether currents explain the spread and conclude that another point of origin may be involved. Their working map must expand westward, and the campaign can no longer treat the Atlantic shoreline as the whole problem.
The Mississippi River ReportsThe Mississippi River Reports from "Secret Invasion". The Mississippi River Reports Freshwater danger Reports of missing people and attacks near New Orleans suggest that the animals have entered the Mississippi…
The Mississippi River Reports Freshwater danger Reports of missing people and attacks near New Orleans suggest that the animals have entered the Mississippi River system. Their ability to survive in freshwater removes an assumed barrier to their movement. An inland corridor The river could carry danger far beyond the coast, linking wetlands, cities, and tributaries. The team redirects its attention toward tracing the migration upstream before scattered incidents become an inland infestation.
The Delacroix DisappearanceThe Delacroix Disappearance from "Secret Invasion". The Delacroix Disappearance A tour becomes a trap Paul Fontenot takes a bachelor party into the bayou, where dead alligators first signal that the local food…
The Delacroix Disappearance A tour becomes a trap Paul Fontenot takes a bachelor party into the bayou, where dead alligators first signal that the local food web has changed. A creature then pulls Paul under, and more sliggers climb aboard the airboat. The route widens The disappearance demonstrates that the threat occupies marsh channels as well as shorelines. The loss of an experienced guide makes the region’s everyday knowledge and familiar recreational routes feel suddenly unreliable.
An Inland Search LineAn Inland Search Line from "Secret Invasion". An Inland Search Line Following the river Military units and federal advisers search the Mississippi corridor in a disciplined line.
An Inland Search Line Following the river Military units and federal advisers search the Mississippi corridor in a disciplined line. Nests and adult creatures are found near Baton Rouge, while the teams continue upstream toward St. Francisville. Progress remains provisional Every cleared stretch reduces the threat, but the fast reproduction and adaptable biology make any premature declaration dangerous. The search ends only after extensive additional waterways produce no further nests.
Early in the outbreak, at night in Port Republic
After the first coastal clearances
After the Perdido Key attack
During the Gulf Coast phase of the crisis
Late in the campaign, as troops move north from Baton Rouge