Results 111 to 120 of about 21,728 (221)

Ostrea isognomum Linnaeus, 1758, spec. nov.

Ostrea isognomum [spec. nov.] O. testa lobo laterali acutangulo, margine exteriore transverse sulcato. Rumph. mus. t. 47. f. I. Klein. ostr. t. 8. f. 15.
Linnaeus, Carolus
core   +1 more source

Risk of introduction of Bonamia ostreae infected Ostrea edulis in the North Sea

De gewone oester (Ostrea edulis) is de inheemse oestersoort in West Europa. Over de afgelopen jaren is de interesse toegenomen in herstelprojecten van de historische oester populatie in de Noordzee. Als platte oesters in de Noordzee worden uitgezet is er, afhankelijk van de oorsprong van de oesters, risico op introductie van de platte oester parasiet ...
Michel J. Counotte, Marc Y. Engelsma
openaire   +3 more sources

Notes on Ostrea californica Marcou

, 1927
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Hanna, G D, Hertlein, Leo George
openaire   +2 more sources

Ostrea minuta Linnaeus, 1758, spec. nov.

Ostrea minuta [spec. nov.] O. testa radiis 20 convexis. M. L. U. Habitat in O. Indico. Testa gibbosior, admodum convexa, parvula. T. planior profunde plicata, plano-convexa.Published as part of Linnaeus, Carolus, 1758, Systema Naturae per regna ...
Linnaeus, Carolus
core   +1 more source

Fertility and periodicity of spawning in Ostrea puelchana

, 1980
Larvae production by Ostrea puelchana was studied in colections obtained from November to March 1977-78 and 1978-79. During the first period there seems to be a direct relation between the highest percentage of gravid female and the moon crescent quarter.
Calvo, J., Morriconi, E.
core  

Ostrea pes felis Linnaeus, 1758, spec. nov.

Ostrea pes felis [spec. nov.] O. testa radiis 7 striatis scabris, auricula altera minuta. Habitat in O. Africano. Testa parva, pellucida, novem radiis senfim undata.Published as part of Linnaeus, Carolus, 1758, Systema Naturae per regna tria ...
Linnaeus, Carolus
core   +1 more source

Ostrea fasciata Linnaeus, 1758, spec. nov.

Ostrea fasciata [spec. nov.] O. testa gibba radiis 20, auriculis aequalibus exoletis. Gualt. test. t. 74. f. E. Habitat in O. australiore.Published as part of Linnaeus, Carolus, 1758, Systema Naturae per regna tria naturae: secundum classes ...
Linnaeus, Carolus
core   +1 more source

Summarizing the screening for Bonamia ostreae in Norwegian populations of flat oysters, Ostrea edulis

, 2020
Surveillance and studies performed by The Norwegian Institute of Marine Research and the Norwegian Veterinary Institute has never revealed notifiable diseases in Norwegian populations of European flat oysters, Ostrea edulis. In 2006, microcells resembling the oyster parasite Bonamia sp.
Mortensen, Stein, Skår, Cecilie Kristin, Sælemyr, Lisbeth   +2 more
openaire   +1 more source

Karadeniz'de bulunan istiridyeleden (Ostrea edulis L.) yavru elde etme olanakları ve larval mitamorfoz süreci üzerine bir araştırma

, 2000
Bu çalışmada, Karadeniz'de bulunan istiridyelerden ( Ostrea edulis L.) yavru alma olanakları ve elde edilen larvaların metamorfoz sürecinin saptanması amaçlanmıştır. İstiridye larvalarının elde edilmesinde bir güçlük yaşanmamıştır.
Uyan, Orhan, Aral, Orhan
core  

GÜNEY TRAKYA SAHİLLERİNİN DENİZEL PLEYİSTOSEN ÇÖKELLERİ VE PALEOCOĞRAFYASI

Bulletin of the Mineral Research and Exploration, 1997
Orta-geç Pleyistosen'de güney Trakya sahilleri, bugünkü çizgisinden daha içeride bir çizgiye çekilmesine neden olan bir transgresyonun etkisi altında kalır.
Mehmet SAKINÇ, Cenk YALTIRAK
doaj