Results 31 to 40 of about 23,559 (252)

Fauna of gastropod molluscs in the Curonian Lagoon littoral biotopes (Baltic Sea, Kaliningrad region, Russia) [PDF]

open access: yesMalacologica Bohemoslovaca, 2011
A survey of the gastropod mollusc fauna in the coastal waters of the southern part of the Curonian Lagoon (Kaliningrad region, Russia) were carried out. Study revealed 34 aquatic gastropods representing 30% of Prosobranchia and 70% of Pulmonata. Obtained
Dmitry Filippenko
doaj   +1 more source

Technoecosystem of the cooling pond of the South Ukrainian Nuclear Power Plant: group dynamics and transformation

open access: yesТрансформация экосистем, 2020
The results of long-term complex hydrobiological studies of the cooling pond of the South Ukrainian Nuclear Power Plant (SU NPP) are presented. The abundance of zoo- and phytoplankton increased until 1984–1985, and then in the summer of 1986, against a ...
Tatyana N. Novoselova   +4 more
doaj   +1 more source

THE EVOLUTION OF APOSEMATISM IN MARINE GASTROPODS [PDF]

open access: yesEvolution, 1991
In a recent review of the literature on marine gastropods, Rosenberg (1989) concludes that in this group,".. . as in the lepidopterans, . . . individual selection is the predominant mode of evolution of warning coloration." Rosenberg's analysis raises interesting issues concerning the evolution of aposematism generally, and in marine gastropods in ...
Guilford, T, Cuthill, I
openaire   +3 more sources

Fatty acids and contaminants in edible marine gastropods from Patagonia [PDF]

open access: yes, 2017
Edible marine gastropods are consumed in northern Patagonia without regulations or knowledge of nutritional composition and food quality. We determined total lipids (TL), fatty acid (FA), paralytic shellfish poison (PSP) and metal contamination in six ...
Avaro, Marisa Gladis   +6 more
core   +1 more source

Nutritional composition of Patagonian marine gastropods during reproductive seasonality

open access: yes, 2020
Marine gastropods are consumed worldwide due to their nutritional quality, having important economic value in international markets. In the gulfs of Northern Patagonia (Argentina), marine gastropods are captured as complementary resources during bivalve ...
Marinho, Carmen Haydee   +2 more
core   +1 more source

Weeds and endangered herbs have unforeseen dispersal helpers in the agri-environment: gastropods and earthworms [PDF]

open access: yes, 2013
Agri-environmental schemes involving organic farming or set-aside management aim at promoting biodiversity and restoring ecosystem functioning in agrarian landscapes.
Marquez, Leonardo   +7 more
core   +1 more source

Seasonal dynamics of population and age composition of the trematode Gynaecotyla adunca larvae (Linton, 1905) Yamaguti, 1939 in the Black Sea

open access: yesРоссийский паразитологический журнал, 2021
The purpose of the research is analyzing the seasonal dynamics for the number and the hemipopulation structure of the trematode Gynaecotyla adunca larvae in shrimps of the genus Palaemon Weber, 1795 and determining the dependence of their infection with ...
Yu. V. Belousova, V. L. Lozovsky
doaj   +1 more source

Early morphogenesis of metacercariae of trematodes Paratimonia sp. Prevot and Bartoli, 1967 in gastropods Hydrobia acuta (Draparnaud, 1805) in the Black Sea environment

open access: yesРоссийский паразитологический журнал, 2021
The purpose of the research is studying the morphology of larvae of Trematoda  Monorchiidae of the genus Paratimonia and establishing possible causes of their accelerated morphogenesis.Materials and methods.
Yu. V. Belousova
doaj   +1 more source

Discharge, substrate type and temperature as factors affecting gastropod assemblages in springs in northwestern Bosnia and Herzegovina [PDF]

open access: yesArchives of Biological Sciences, 2016
In this study, we analyzed changes to gastropod assemblages with regard to the seasonal variations of discharge, substrate composition and temperature in 19 springs in northwestern Bosnia and Herzegovina.
Dmitrović Dejan   +2 more
doaj   +1 more source

Biomineralization of primary carbonate cements: a new biosignature in the fossil record from the Anisian of Southern Italy

open access: yesLethaia, EarlyView., 2021
Biomineralization is a generic term used to indicate biological‐mediated mineral formation. In carbonate mineralization, nucleation of crystals can be: (1) controlled directly by the organisms, like in the skeletal formation of most metazoans; (2) induced by microbial communities, by indirect precipitation mediated by their metabolic activities; or (3)
Adriano Guido   +4 more
wiley   +1 more source

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