Durán-Muñoz, P. (Pablo)

Neves, B

Sacau-Cuadrado, M.M. (María del Mar)

English

Repositorio Institucional Digital del IEO

13th NAFO Working Group on Ecosystem Science and Assessment.17-26 November 2020, WebexToR 1. Update on identification and mapping of sensitive species and habitats in the NAFO areaNew preliminary data on VME encounters in NAFO Regulatory Area  (Div. 3M) from EU-Spain and Portugal GroundfishSurveys (2020) and Canadian surveysEU Spain and Portugal-    Groundfish Survey (2020): Div 3M  R/V Vizconde de Eza   Data Groundfish Survey 20202020 SURVEY 3M towsDue to the pandemic situation during 2020, R/V Vizconde de Eza only carried out one survey in Division 3M.• EU  Spain and Portugal FlemishCap Survey: Flemish Cap (Div 3M) .  Depth range: 137 to 1470 m. R/V Vizconde de EzaTows: 184 (3 of them null)   Current NAFO CriteriaNEW THRESHOLDSTHRESHOLDS FOR SIGNIFICANT  * Nov 2019 CONCENTRATIONS≥100 kg per towSPONGESVME INDICATOR SPECIES≥75 kg per towCORALS≥ 0.2 kg per tow≥0 6 kg per towSMALL GORGONIANSLARGE GORGONIANS≥0.15 kg per tow≥0 6 kg per tow .    ≥1.3 kg per tow SEA PENS.    ≥1.4 kg per towResultsR/V Vizconde de EzaSpongesRecorded in 47 tows of   184 towsNo significant catches Small GorgoniansRecorded in 15 tows of 184 t owsNo significant catchesLarge GorgoniansRecorded in 2 tows of 184 t owsNo significant catchesSea pensRecorded in 59 tows of 184 t owsNo significant catchesCanadian surveysData Groundfish Survey 2020Due to the pandemic situation during 2020, Spring surveys were cancelled. Only 2019 Fall data presented• DFO-NL RV survey• NAFO Divs 3LNO . • Depth range: 42 - 684 mTows: 71 (all valid) SpongesRecorded in 35 tows of 71 t owsNo significant catchesLarge gorgoniansRecorded in 2 tows of 71 t owsNo significant catchesSea pensRecorded in 10 tows of 71 t owsNo significant catchesSummary of deep-water corals and sponges records for the NRA from 2020 EU-Spain and Portugal survey and 2019 Fall Canadian surveysEU-Spain andPresence Significant Total Significant SignificantSignificant Concentration      .  Portugal data2020 and Non-Significant (# of tows)Tows(% of tows) Concentrations(# of tows) Concentrations(% of tows)s inside KDE corresponding polygonSponges 47 25.5% 0 0% 0Large Gorgonians 2 1% 0 0% 0Small Gorgonians 15 8.15% 0 0% 0Sea Pens 59 32% 0 0% 0Canadian data  2019 (Fall)SpongesLarge Gorgonians35249%2 8%000%0%00 Sea Pens 10.14% 0 0% 0

New preliminary data on VME encounters in NAFO Regulatory Area (Div. 3M) from EU-Spain and Portugal Groundfish Surveys (2020) and Canadian surveys

Sacau-Cuadrado, María del Mar

Durán-Muñoz, Pablo

Digital.CSIC

http://www.repositorio.ieo.es/e-ieo/bitstream/10508/11728/1/Update%20VMEs_WGESA_2020_MarSacau_Bneves.pdf

New preliminary data on VME encounters in NAFO Regulatory Area (Div. 3M) from EU-Spain and Portugal Groundfish Surveys (2020) and Canadian surveys

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