Results 31 to 40 of about 6,933 (224)

Cladocera

open access: yes, 2019
Identification key for the orders and families of Cladocera 1a Six pairs of foliaceous thoracic appendages,morphologically similar.....................................................................................Order Ctenopoda Sars,1865 (2) 1b Five or six pairs of thoracic appendages,morphologically distinct..........................................
Sousa, Francisco Diogo Rocha   +1 more
openaire   +1 more source

Biến động cấu trúc thành phần loài giáp xác râu ngành (Cladocera) dưới sự thay đổi của độ mặn vùng cửa sông Hậu

open access: yesTạp chí Khoa học Đại học Cần Thơ
Nghiên cứu được thực hiện nhằm đánh giá sự biến động thành phần loài giáp xác râu ngành (Cladocera) dưới sự thay đổi của độ mặn ở vùng cửa sông Hậu. Độ mặn và Cladocera được thu hàng tháng trong thời gian từ tháng 7/2017 đến tháng 6/2018 vào lúc đỉnh ...
Nguyễn Công Tráng   +2 more
doaj   +1 more source

Contribution to the Lake Algal Flora and Microcrustacean Fauna of the Great Lakes Depression, Mongolia [PDF]

open access: yesMongolian Journal of Biological Sciences, 2019
In this paper the taxonomic composition of phytoplankton, diatoms and microcrustaceans (cladocerans and copepods) in lakes of the Great Lakes Depression (Mongolia) is examined.
Miguel Alonso   +3 more
doaj   +1 more source

Spatial Density, Biomass, and Composition of Crustacean Zooplankton on Lake Michigan Beaches

open access: yesFishes, 2023
Ecosystem alterations to Lake Michigan (LM), such as the invasion of dreissenid mussels, have decreased the abundance of phytoplankton and, subsequently, zooplankton, which has implications for Great Lake fisheries.
Samuel J. Johnston   +3 more
doaj   +1 more source

Beytepe Göleti’ndeki Zooplanktonun Mevsimsel Kompozisyonu Üzerine Bir Araştırma

open access: yesJournal of Agricultural Sciences, 2002
Bu çalışmada, Ankara-Beytepe Göleti’ndeki zooplanktonun mevsimsel kompozisyonu ve ortalama bollukları incelenmiştir. Zooplankton örnekleri Temmuz 1998-Mayıs 1999 periyodunda mevsimsel olarak alınmıştır.
Sibel Korkmaz
doaj   +1 more source

Identifying hybridizing taxa within the Daphnia longispina species complex: a comparison of genetic methods and phenotypic approaches [PDF]

open access: yes, 2010
Daphnia galeata Sars, D. longispina O. F. Muller and D. cucullata Sars (Crustacea: Cladocera) are closely related species which often produce interspecific hybrids in natural populations.
Petrusek, S.   +5 more
core   +1 more source

The composition and structure of the microcrustacean zooplankton of the artificial reservoir Grliško in Eastern Serbia [PDF]

open access: yesKragujevac Journal of Science, 2023
This paper provides an overview of the qualitative composition and structure of the microcrustacean of the Grliško reservoir based on field research conducted from 11 June 2019 to 9 July 2019.
Ninić Ljiljana   +3 more
doaj  

Hotter, faster, sicker? Warming shifts the cost of infection from individuals to populations

open access: yesJournal of Animal Ecology, EarlyView.
This study examines how temperature alters disease impacts across biological scales in a host–pathogen system. We found infected hosts appear healthiest at warm temperatures, yet populations suffer most. This suggests climate warming may intensify disease impacts for populations in ways traditional individual‐level virulence metrics fail to predict ...
Nathan J. Butterworth   +2 more
wiley   +1 more source

A Vissi Holt Bodrog heterogenitásának vizsgálata Cladocera közösségek által [PDF]

open access: yes, 2020
Világszerte egyre inkább előtérbe kerül a vizes élőhelyek védelme. Bár a zooplankton szervezetek nem tartoznak az EU-VKI által meghatározott biológiai minősítési paraméterek közé, mégis fontos szerepük van az állóvizek trofikus kapcsolataiban.
Varga, Kinga
core  

Cladocera species composition in lakes in the area of the Hornsund Fjord (Southern Spitsbergen) – preliminary results

open access: yesKnowledge and Management of Aquatic Ecosystems, 2011
Species composition of benthic and planktonic Cladocera was analysed in four lakes and ponds located in the southern part of the Spitsbergen Island near the Fjord Hornsund.
Zawisza E., Szeroczyńska K.
doaj   +1 more source

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