Marine LakeMogilnoe (KildinIsland, Barents Sea): one hundred years of solitude. Strelkov P.*, Shunatova N., Fokin M., Usov N., Fedyuk M., Malavenda S., Lubina O., Poloskin A., Korsun S. * St. Petersburg StateUniversity, Faculty of Biology & Soil Science, Universitetskaya emb., 7-9, St. Petersburg, 199034, Russia e-mail:

Electronic supplement 2. Total list of benthic taxa registered in LakeMogilnoe with the exception of Oligochaeta. Taxon occurrence is denoted by a cross.The 1898-1921 data are from Derjugin (1925), 2003-07, present study. Synonymization was based on literature sources listed in the end of the document.Old species names as they appeared in Derjugin (1925) are given in parentheses.

Form/ period of studies / 1898-1921 / 2003-2007 / Form/ period of studies / 1898-1921 / 2003-2007
Porifera / Jaera marina Fabricius / + / +
Protosuberites epiphytumLamark
(Suberites sp.) / + / + / Gammarus duebeni Liljeborg (Gammarus locustaL.) / + / +
Dendoricella flabelliformis Hansen
(Homoeodictya flabelliformis Hansen) / + / - / Cricotopus sp. / + / +
Terpios gelatinosa Bowerbank(Terpios fugax Duchassaing & Michelotti) / + / - / Bryozoa
Cnidaria / Bowerbankia imbricata Adams / - / +
Lafoea dumosa Fleming (Lafoea parvula Hincks) / + / - / Electra crustulenta Pallas
(Membranipora muelleri
Bidenkap) / + / +
Obelia geniculataL. / + / - / Echinodermata
Hydrallmania falcata L. / + / - / Stephanasterias albulaStimpson(Stichaster albulus Stimpson) / + / -
Symplectoscyphus
tricuspidatus Alder
(Sertularella tricuspidataAlder) / + / - / Tunicata
Dynamena pumila L.
(Sertularia pumila L.) / + / - / Molgula citrina Alder et. Hancock (Caesira nanaKupffer) / + / +
Halecium mirabile Schydlowsky / - / + / Molgula manhattensis De Kay (Caesira ampulloidesBeneden) / + / -
Leuckartiara abyssi Sars / - / + / Molgula griffithsiiMacleay (Caesira crystallinaMüller) / + / -
Coryne pusilla Gaertner / + / + / Styela rustica L.
(Tethyum rusticumL.) / + / -
Metridium senile L.
(Metridium dianthus Ellis) / + / + / Styela coriacea Alder et. Hancock (Goniocarpa coriaceaAlder &Hancock) / + / +
Nemertini / Ascidia prunum Müller (Phallusia prunumMüller) / + / -
Lineus sp. / + / + / Ciona intestinalis L. / + / -
Eugyra sp. (Eugyrioides glutinansMüller) / + / -
Nematoda / Phaeophyta
Nematoda gen.sp. / + / + / Fucus sp. / + / -
Annelida / Chordaria flagelliformis Müller / - / +
Pherusa plumosa Müller
(Stylarioides plumosa
Müller) / + / - / Scytosiphon lomentaria Lyngbye / - / +
Capitella capitata Fabricius / + / - / Sphacelaria plumosa Lyngbye (Chaetopteris plumosa(Lyngbye) Kützing) / + / +
Pygospio elegans Claparède / - / + / Sphacelaria cirrosa(Roth) C.Agardh / + / +
Fabriciola baltica Friedrich / - / + / Stictyosiphon tortilis Ruprecht / - / +
Hesionidae gen.sp. / - / + / Pilayella varia Kjellman / - / +
Nainereisquadricuspida Fabricius / + / + / Lithoderma fatiscens Areschoug / + / -
Polydora ciliata Johnston
(Polydora sp.) / + / + / Rhodophyta
Pseudopotamilla reniformis Müller / + / + / Coccotylustruncatus (Pallas) M.J.WynneJ.N.Heine(Phyllophora brodiaei Turner) / + / +
Tubificoides benedeni Udekem
(Tubifex (Peloscolex) bendeni) / + / + / Polysiphonia urceolataLightfoot / + / +
Olygochaeta g.sp. / + / + / Chondrus crispusL. / + / -
Pantopoda / Polyides rotundusGmelin / + / -
Pycnogonum litorale Ström / + / - / Scagelothamnion pusillum (Ruprecht) Athanasiadis(Antithamnion borealeGobi) / + / -
Mollusca / Chlorophyta
StenosemusalbusL.(Ischnochiton albus L.) / + / - / Urospora penicilliformisRoth / + / +
Margarites helicinus Phipps (Margarita helicina Phipps) / + / - / Rhizoclonium sp. / - / +
Littorina littoreaL. / + / - / Percursaria percursa C. Agardh. / - / +
Onoba aculeus Gould
(Rissoa aculeus Gould) / + / - / Chetomorpha sp. / - / +
Coryphella verrucosa Johnston (CoryphellarufibranchialisJohnston) / + / - / Cladophora rupestris L. / + / +
Skeneopsisplanorbis Fabricius
(Skenea planorbisFabricius) / + / + / Enteromorpha clathrataRoth / + / -
Mytilus edulis L. / - / + / Cyanobacteria
Macoma calcarea Gmelin (Tellina calcareaChemnitz) / + / - / Rivularia sp. / + / +
Astarte borealis Schumacher / + / - / Lyngbya confervoides Agardh / + / +
Macoma baltica L.
(Tellina baltica L.) / + / + / Oscillaria sp. / + / +
Astarte montagui
Dillwyn (Astarte banksiiLeach in Ross) / + / + / Spirulina subsalsa Gomont. / + / -
Arthropoda / Tolypothrix tenuis Kützing / + / -
Munna sp. / - / + / Aulosira implexa Bornet et Flahault / + / -
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  3. Shoshina EV (2004) Key to the algae of the Barents Sea. (in Russian)
  4. Sirenko BI (ed.)(2001)List of species of free-living invertebrates of Eurasian Arctic seas and adjacent deep waters. Explorations of the fauna of the seas 51(59):1-131
  5. WoRMS - World Register of Marine Species.
  6. Zinova ES (1912) Algae of Murman.The Proceedingsof St. PetersburgSociety of Naturalists 43:170-343 (in Russian).