Invasion

Invasion Description

1st Record: under the Blue Heron Bridge in Riviera Beach/FL/Atlantic Ocean (2009, USGS Nonindigenous Species Program 2009, Only one specimen observed during a brief dive. Found inside a concrete block)

Geographic Extent

under the Blue Heron Bridge in Riviera Beach/FL/Atlantic Ocean (4/5/2009; only one specimen observed during a brief dive, found inside concrete block, USGS Nonindigenous Species Program 2009); near Palm Beach Inlet and Peanut Island [Riviera Beach]/FL/Atlantic drainage at Lake Worth (6/29/2009, USGS Nonindigenous Species Program 2009, 1 specimen)