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FRV Alba Na Mara 0123A

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Alba Na Mara (74NM)
Cruise identifier0123A
Cruise period2023-01-06 — 2023-01-22
StatusCompleted
Port of departureFraserburgh, United Kingdom
Port of returnFraserburgh, United Kingdom
PurposeResearch
ObjectivesObjectives

1. To observe fauna using the static lander and time lapse camera.
2. To monitor burrow reconstruction following trawl activity.
3. To obtain video footage from Nephrops grounds using adjustable lasers mounted on the TV sledge and drop frame to estimate Nephrops burrow complex size.
4. To compare two different methodologies to establish Nephrops burrow abundance (using the sledge and drop frame UWTV systems).
5. To use the video footage to record occurrence of other benthic fauna and evidence of commercial trawling activity.
6. To obtain video footage from Nephrops grounds using a crane deployed, mini drop frame to measure Nephrops burrow diameter, and where possible, associated complex size.
7. To collect trawl caught samples of Nephrops for comparison of reproductive condition and morphometrics.
8. To record and collect any trawl caught marine litter.

Narrative in attached cruise report.
Chief scientistAdrian Weetman (Marine Scotland Aberdeen Marine Laboratory)
Cruise programmeFRV Alba Na Mara 0123A cruise programme 0123a.pdf  (0.03 MB) 
Cruise reportFRV Alba Na Mara 0123A cruise report 0123a.pdf (0.07 MB) 
Ocean/sea areas 
GeneralInner Seas off the West Coast of Scotland
SpecificMoray Firth, Loch Torridon, Lochinver, Sound of Raasay, Inner Sound