07.06.2013 - KL. Bivalvia; Pokl. Lamellibranchia; Antb. Eulanellibranchia; B. Veneroida; Macoma balthica (mažos)


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Tellina sp.) have lateral hinge teeth (at least in the right valve); Macoma do not. Macoma are generally more rounded and more inflated than Tellina; Macoma are smooth Macoma balthica is currently regarded as a complex of Pacific Macoma balthica balthica and Atlantic Macoma balthica rubra subspecies (Nikula et al., Reference Nikula, Strelkov and Väinölä 2007). In Europe, this complex spreads from the Bay of Biscay up north to the western Kara Sea . Macoma balthica (Linnaeus, 1758) Macoma inconspicua (Broderip & Sowerby, 1829) (synonym) Tellina balthica Linnaeus, 1758 (original combination) Tellina balthica var. attenuata Jeffreys, 1864 (junior homonym of Tellina attenuata Deshayes, 1855) Tellina balthica var. minor Jeffreys, 1864.

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Tillsammans med blåstången växer även  Även modellen för östersjömussla (Macoma balthica) blev acceptabel. Modellen för blåmussla blev dålig, men eftersom denna art förekom i över 90 % av de  Omslagsbilden föreställer östersjömussla, Macoma balthica. Allt bildmaterial i rapporten omfattas av © Medins Havs- och Vattenkonsulter AB,  av C Raymond · 2011 — edulis. Även i klustret REG Kobbfjärden har det skett en ökning från förra året, till skillnad från.

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Metal concentrations of Cu, Fe, Mn, Ni, Pb and Zn in an infaunal facultative deposit-feeding bivalve, the Baltic clam Macoma balthica, in the Gulf of Gdansk 

2012; Saunier et al. 2015).

The tellinid Macoma balthica moves extensively about the surface of the sand, its activities not being restricted to vertical movements as hitherto supposed. These horizontal migrations comprise a movement towards the sun followed by a movement away from it. If there is heavy cloud movements still occur, in summer at least, but are at random.

Macoma balthica

2012; Saunier et al. 2015).

Se hela listan på chesapeakebay.net 1976-02-01 · Macoma balthica is in large part a deposit feeder (Brafield & Newell, 1961) and thus can be expected to concentrate oil which is in or on bottom sediments. The relationship between oil in sediment and M. balthica mortality lets the latter provide an easily measured indication of the presence of polluting oil. Macoma balthica from the Baltic Sea Contact: dominika.brulinska@ug.edu.pl Dominika Brulińska1, Adam Sokołowski1, Zuzanna Mirny2 1University of Gdańsk, Institute of Oceanography, Gdynia, Poland 2National Marine Fisheries Research Institute, Gdynia, Poland Ocean acidification Since the pre-industrial times atmospheric CO This study presents results of histopathologic, cytogenetics and flow cytometry analyses performed on Macoma balthica collected from the Gulf of Gdansk (Baltic Sea) in 2003 in order to compare the techniques for diagnosis of neoplasia. The proportion of affected clams gave a crude prevalence of 15.7 %.

Macoma balthica

Accepted name: Macoma balthica (Linnaeus, 1758) Scientific synonyms and common names Tellina balthica Linné, 1758 Tellina carnaria Pennant, 1777 Tellina rubra da Costa, 1778 Tellina solidula Pulteney, 1799 Tellina zonata Dillwyn, 1817 Tellina petala Valenciennes in Humboldt & Bonpland, 1821 Tellina inconspicua Broderip & Sowerby G.B. I, 1829 Macoma balthica: An Indicator of Oil Pollution The intertidal bivalve mollusc Macoma balthica shows potential as an indicator of oil pollution. Macoma balthica inhabits the quiet waters of bays and estuaries from the mid intertidal to a depth of 130 feet. It can be found buried in mud or silt from a very shallow depth to 8 inches down.

It is preyed on by crabs, shrimp, and fish, which of Macoma balthica exceed 3,000 individuals/m2• The population density of Macoma balthica is, in part, controlled by the bacterial population of the surficial sediments (Newell, 1965). Macoma balthica is tha most significant producer of copious amounts of resistant fecal pellets in the muddy intertidal ·areas. Macoma-samfundet på 7 meters dybde i Nivå Bugt.Typiske arter, som er forstørrede omkring bundudsnittet, er længst til venstre den store sandmusling Mya arenaria og den mindre østersømusling Macoma balthica.Til højre ses sandormen Arenicola marina.Nede i sandbunden ses fra venstre: Østersømusling, sandmusling og hjertemuslingen Cerastoderma glaucum.Noget længere til højre den … Recent studies of the Baltic clam Macoma balthica (L.) from the southern Baltic (the Gulf of Gdansk) have revealed striking morphological, histological and cytogenetic features. Strong deformation of the shell, including elongation of the posterior end and the appearance of an easily visible flexure in this part, has been recorded.
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I mellanskärgården trivs östersjömusslan (Macoma balthica) och individer av gruppen havsborstmaskar (Marenzelleria spp). I de grundaste djupa områdena 

The posterior of the shell may be very slightly tapered. Macoma balthica is an intertidal and subtidal species which, like other Macoma s, has no lateral teeth on its hinge plate.

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This study presents results of histopathologic, cytogenetics and flow cytometry analyses performed on Macoma balthica collected from the Gulf of Gdansk (Baltic Sea) in 2003 in order to compare the techniques for diagnosis of neoplasia. The proportion of affected clams gave a crude prevalence of 15.7 %.

21 May 2010 Microsatellite markers for the Baltic clam, Macoma balthica (Linné, 1758), a key species concerned by changing southern limit, in exploited littoral  6 May 2011 html. Create Close. Long-term toxicity of hexabromocyclododecane (HBCDD) to the benthic clam Macoma balthica from the Baltic Sea  24 Jan 2006 Intertidal Organisms EZ-ID GUIDES.