MARINE SEAWEED Sargassum muticum Description A long seaweed (typically 1-3 m long) with wiry stems that have small, oval-shaped blades (up to 2 cm long, sometimes toothed), with small spherical […]
The Keep Them Out list highlights invasive species that have not been confirmed in Nova Scotia or that only exist in small, limited populations. These species pose serious threats to species at risk, ecosystems, and local economies. It is essential to report sightings of Keep Them Out species to the Nova Scotia Invasive Species Council so we can stop them from becoming established in Nova Scotia.
MARINE SEAWEED Sargassum muticum Description A long seaweed (typically 1-3 m long) with wiry stems that have small, oval-shaped blades (up to 2 cm long, sometimes toothed), with small spherical […]
FRESHWATER CRUSTACEAN Procambarus virginalis Description Marbled Crayfish are typically less than 10 cm but can be up to 13 cm in length. They have narrow pincers and brown or green […]
FRESHWATER CRUSTACEAN Procambarus clarkii Other Names: Louisiana Red Crayfish, Crawfish Description Red Swamp Crayfish is 7-25 cm in length and has a dark red coloration. The claws are long and […]
MARINE ANIMAL Juxtacribrilina mutabilis Description Live colonies of Ribbed Bryozoan are whitish pink in colour and roughly circular (5‑7 mm wide). Colonies are a single sheet of many connected, oval-shaped “cells.” These […]
FRESHWATER CRUSTACEAN Faxonius limosus Description Spinycheek Crayfish is approximately 10 cm long and has spiny cheeks. Often, they have striped abdomens and legs with orange tips. However, sediment may colour […]
WATCH LIST Dreissena polymorpha ABOUT IMPACTS PREVENTION All Hands on Deck! Zebra Mussels are an urgent threat to local water bodies because they: Disrupt ecosystems and native species. Damage infrastructure […]