Results 101 to 110 of about 99,908 (269)

Estimation of Suspended Sediment Concentrations with Adcp in Danube River

Journal of Hydrology and Hydromechanics, 2013
An estimation procedure for suspended sediment concentrations based on the intensity of backscattered sound of acoustic Doppler current profilers (ADCP) is introduced in this paper.
Baranya Sándor, Józsa János
doaj   +1 more source

Danube

Calenda, 2018
Le Danube est-il un fleuve européen ? Qu'est-ce à dire ? Pour tenter de répondre à cette question, huit chercheurs internationaux mettent en évidence les connexions et déconnexions ou « dysconnexions » qui surgissent au travers de diverses modalités d’existence du Danube.
openaire   +1 more source

Temperature effects from hydropeaking impair egg and larval development in Danube salmon Hucho hucho and brown trout Salmo trutta

Journal of Fish Biology, EarlyView.
Abstract Hydropeaking is considered an important stressor for salmonids and other species in rivers affected by hydropower. In this study, we investigated the in situ effects of hydropeaking on the survival of eggs and larvae of fall spawning brown trout as well as spring spawning Danube salmon.
Julius Gorenz, Elisabeth Winter, Joachim Pander, Juergen Geist   +3 more
wiley   +1 more source

Managing Ambiguous Amphibians: Feral Cows, People, and Place in Ukraine’s Danube Delta [PDF]

, 2018
This paper analyzes how a herd of feral cattle emerged in the core zone of Ukraine’s Danube Biosphere Reserve and why it still exists despite numerous challenges to the legality of its presence there.
Richardson, Tanya
core   +1 more source

Proliferative Kidney Disease and Viral Pathogens in Wild Brown Trout (Salmo trutta) Populations in the Czech Republic

Journal of Fish Diseases, EarlyView.
ABSTRACT Populations of wild brown trout (Salmo trutta) have been in long‐term decline across Central Europe, including the Czech Republic, with multiple factors, such as habitat alteration, climate change, predation and emerging diseases, implicated.
Miroslava Palíková, Ivana Mikulíková, Tomáš Doležal, Ivana Papežíková, Kateřina Matějíčková, Jitka Motlová, Hana Novotná, Ivona Toulová, Jan Grmela, Anna Šindelářová, Ľubomír Pojezdal   +10 more
wiley   +1 more source

First observation of facultative paedomorphosis in the Danube crested newt (Triturus dobrogicus Kiritzescu, 1903) and the occurrence of facultative paedomorphosis in two newt species from soda pans of the Danube-Tisza Interfluve (Kiskunság National Park, Hungary) [PDF]

, 2013
The first observation of paedomorphosis in Triturus dobrogicus and the occurrence of facultative paedomorphosis in two newt species (T.dobrogicus and Lissotriton vulgaris) from soda pans of the Danube- Tisza Interfluve, Hungary are reported in this ...
Cozma, Nastasia Julianna, Mester, Béla, Puky, Miklós   +2 more
core  

Governing Transnational Commons: How International Treaties and Multi‐Stakeholder Organizations Shape Cooperation and Conflict

Journal of Management Studies, EarlyView.
Abstract When common‐pool resources such as freshwater, clean air, and fisheries span national borders, the collective action problems encountered are particularly severe. This study explores the role of polycentric governance systems in overcoming these pressing problems, which frequently underlie global grand challenges. Integrating political economy
Amol M. Joshi, David Antons, Erk P. Piening, Christina Dienhart, Torsten‐Oliver Salge   +4 more
wiley   +1 more source

A Survey of Helminths of the Marsh Frog, Pelophylax ridibundus (Amphibia, Ranidae) and the First Record of Ophiotaenia saphena (Cestoda, Proteocephalidae) in the Ukrainian Part of the Danube Delta

Zoodiversity
In 23 examined marsh frogs, Pelophylax ridibundus (Pallas, 1771), from the town of Vylkove (Odesa Region, Ukraine), 25 helminth species were found.
O. Greben, Ya. Syrota, I. Dmytriieva, A. Nechai, V. Dupak, O. Marushchak, Yu. Kuzmin, R. Svitin   +7 more
doaj   +1 more source

Seasonal succession and niche differentiation in Skeletonema species driven by temperature and salinity in inner Tokyo Bay

Journal of Phycology, EarlyView.
Abstract The genus Skeletonema is a dominant diatom in coastal waters worldwide, frequently causing blooms, and it includes several cryptic species. To elucidate the occurrence patterns and niche differentiation among Skeletonema species in Tokyo Bay, Japan, sampling was conducted between June 2021 and February 2023.
Toshiya Katano, Tomohiro Suematsu, Ayane Tanaka, Saori Yasui‐Tamura, Fuminori Hashihama   +4 more
wiley   +1 more source

Modern runoff of the major rivers of Ukraine into the Northwestern part of the Black Sea

Вісник Харківського національного університету імені В.Н. Каразіна. Серія Геологія. Географія. Екологія
Introduction. Understanding the current water discharge of major Ukrainian rivers flowing into the Black Sea is essential for modelling hydrological and oceanographic conditions in its north-western part.
Valeriya Ovcharuk
doaj   +1 more source