Category | Impact |
| ||
Biodiversity | Abundance | Negative impacts | Indirect benefits | |
Benthic habitats and benthos | Increase | Increase of hard substrate habitats | Partial loss of soft sediment habitats | Habitats not damaged by trawling |
Epifouling benthos | Increase | Increase | Potential introduction of invasive species | - |
Fish | Increase | Increase | No indications | Reduced fishing pressure |
Porpoises | - | Not established | Not established | Reduced bycatch risk |
Seals | - | Increase | No indications | Reduced bycatch risk |
Seabirds | Decrease | Decrease of some species, increase of others | Potential habitat loss and collision risk | Not established |
Migrating birds | - | - | Possible barrier effect | - |