Appendix 6

Equivalencies between environmental stressors considered for the cumulative effects assessments of marine vessel activities in the St. Lawrence and the Saguenay river and those described in the vulnerability matrix proposed by Clarke Murray et al. (2015a).

Environmental stressors	Equivalencies
Anchorage	Direct human impact: trampling
Accidental spills: Hydrocarbures	Ocean dumping: toxic materials
Accidental spills: Autres	Ocean dumping: toxic materials
Accidental spills: Contenu inconnu	Ocean dumping: toxic materials
Dredging: Dredging sites	Dredging
Dredging: Disposal sites	Sediment input: Increase
Dredging: Planned capitalization dredging	Dredging
Shipping: Cargo	Shipping (large vessels)
Shipping: Containers	Shipping (large vessels)
Shipping: Dry bulk	Shipping (large vessels)
Shipping: Passenger / ferry / ro-ro	Shipping (large vessels)
Shipping: Government / research	Shipping (large vessels), military activity, scientific research: collecting, scientific research: experiments/surveys
Shipping: Marine mammals observation	Tourism: Whale watching
Shipping: Pleasure vessels	Shipping (large vessels)
Shipping: Special ships	Shipping (large vessels)
Shipping: Tanker	Shipping (large vessels)
Shipping: Tugboat / port	Shipping (large vessels)
Shipping: Port shipping	Shipping (large vessels)
Commercial fishing: Demersal, destructive, high-bycatch	Fishing: demersal, habitat-modifying
Commercial fishing: Demersal, non-destructive, low-bycatch	Fishing: demersal, non-habitat-modifying, low bycatch
Commercial fishing: Demersal, non-destructive, high-bycatch	Fishing: demersal, non-habitat-modifying, high bycatch
Commercial fishing: Pelagic, low-bycatch	Fishing: pelagic, low bycatch
Commercial fishing: Pelagic, high-bycatch	Fishing: pelagic, high bycatch
Commercial fishing: Fluvial commercial fisheries	Fishing: demersal, non-habitat-modifying, high bycatch
Shipwrecks	Ocean dumping: shipwrecks
Marine pollution	Ocean pollution from ships and ports