Scampi or langoustine

Nephrops norvegicus

What to check for

Location

Celtic Sea - The Smalls (FU 22)

Technical location

Atlantic, Northeast, Bristol Channel, Celtic Sea (North)

Caught by

Bottom trawl (otter)

Rating summary

In The Smalls, scampi, often referred to as Nephrops or Norway lobster, is data limited. There is concern for the biomass, but no concern for fishing pressure. Some management measures are in place. Catch limits don't match the stock area, meaning there is a risk of overfishing, but recent catch have exceeded recommended limits. Trawling for Norway lobster can have an impact on seabed habitats and have a bycatch of vulnerable species. In this area, bycatch of Celtic Sea cod is of significant concern.Rating last updated December 2025.

Technical consultation summary

In The Smalls, scampi, often referred to as Nephrops or Norway lobster, is data limited. There is concern for the biomass, but no concern for fishing pressure. Stock abundance in 2025 is estimated to be 866 million individuals. There has been a general decrease since 2017 and the current stock level is still below target levels (MSY BTrigger, 990 million). No lowest safe limit (Blim) has been defined, so the extent of depletion cannot be assessed. As a result, a data-limited scoring approach is applied, and there is concern for biomass. The total catch in 2024 was 2,066 tonnes. This is equivalent to a harvest rate of 13.2% of the population (by number). This is above the level associated with Maximum Sustainable Yield (FMSY, 12.8%), but below 1.1FMSY (14.08%). Therefore, there is no concern for the fishing pressure. Some management measures are in place. Catch limits don't match the stock area, meaning there is a risk of overfishing, but recent catches have exceeded recommended limits. Trawling for Norway lobster can have an impact on seabed habitats, particularly on mud which is subjected to high disturbance by fishing. Disturbance from trawl gear on the seabed, especially over long periods of time, is likely to affect the structure, species composition, and biodiversity of the burrowed mud community. Bycatch in trawls may also be of concern and in this area, bycatch of Celtic Sea cod is of significant concern.

How we worked out this Rating

References

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Scampi or langoustine
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