Name: Known concentration areas of the Stimpson's surfclam in the Estuary and the Gulf of St. Lawrence

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Description: <DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>#Français</SPAN></P><P><SPAN>Les aires de concentration de la mactre de Stimpson (</SPAN><SPAN STYLE="font-style:italic;">Mactromeris polynyma</SPAN><SPAN>) de cette couche sont décrit</SPAN><SPAN>e</SPAN><SPAN>s comme étant connu</SPAN><SPAN>e</SPAN><SPAN>s et commercialement exploité</SPAN><SPAN>e</SPAN><SPAN>s historiquement et/ou actuellement. La cartographie de ces aires </SPAN><SPAN>est basée sur plusieurs sources d'informations: les pêches exploratoires, relevés scientifiques et journaux de bord des pêcheurs. Les données de la pêche commerciale proviennent de trois sources d'informations distinctes: le récépissé d'achat, le journal de bord des pêcheurs et l'échantillonnage commercial effectué par le MPO.</SPAN><SPAN>Toutes ces données proviennent du document de recherche publié en 2015. </SPAN><SPAN>Ces aires de concentration représentent les gisements les plus abondants et qui sont utilisés pour la pêche commerciale (à noter: les fortes densités ne s'en tiennent pas qu'à ces gisements).</SPAN></P><P><SPAN /></P><P><SPAN>#English</SPAN></P><P><SPAN>Arctic surfclam (</SPAN><SPAN STYLE="font-style:italic;">Mactromeris polynyma</SPAN><SPAN>) concentration areas</SPAN><SPAN>in this layer</SPAN><SPAN /><SPAN>are described as being known and commercially exploited historically and/or currently</SPAN><SPAN>. The mapping of these areas </SPAN><SPAN>is based on several sources of information: exploratory fisheries, scientific surveys and fishermen's logbooks. Commercial fishery data come from three distinct sources of information: the purchase receipt, </SPAN><SPAN>the </SPAN><SPAN>fishermen's logbook and commercial sampling by DFO. </SPAN><SPAN>All data come</SPAN><SPAN>s</SPAN><SPAN>from the published research document (2015). </SPAN><SPAN>The</SPAN><SPAN>se concentration areas</SPAN><SPAN>are considered among the most abundant and </SPAN><SPAN>are </SPAN><SPAN>used for commercial fishing (note: high densities are not found strictl</SPAN><SPAN>y i</SPAN><SPAN>n these beds).</SPAN></P></DIV></DIV></DIV>

Service Item Id: 63e769c8ff8c4e52bfa9f25cfea5f1de

Copyright Text: #Français Pêches et Océans Canada, 2019 Pour les références complètes ayant servi à créer la couche, voir ci-bas. #English Fisheries and Oceans Canada, 2019 For the complete references used to create the layer, see below. Lambert J. et P. Goudreau. 1997. Biologie et exploitation de la mactre de Stimpson (Mactromeris polynyma) sur les côtes du Québec. Sec. can. éval. stock du MPO. Doc. rech. 1997/101. 44 p. Landry, T.E., E. Wade, E. et M. Giguère. 1992. Évaluation des gisements de mactre de Stimpson, Mactromeris polynyma, dans le golfe du Saint-Laurent: résultats préliminaires. MPO, CSCPCA Doc. rech. 1992/086. 29 p. MPO. 2007. Évaluation des stocks de quahog nordique (Arctica islandica) du banc de l'île de Sable et de la baie St. Mary's, et du stock de mactre de Stimpson (Mactromeris polynyma) du Banquereau. Secr. can. de consult. sci. du MPO. Avis sci. 2007/034 (Révisé). Trottier, S. et P. Goudreau. 2015. Évaluation des stocks de mactre de Stimpson (Mactromeris polynyma) des eaux côtières du Québec en 2014. Secr. can. de consult. sci. du MPO. Doc. de rech. 2016/063. Ix + 72 p.

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