Results 11 to 20 of about 2,988 (149)

Survey of fish enemies from three fish farms in Iraq III. Impacts of predaceous water birds on cultivated fishes

المجلة العراقية للاستزراع المائي, 2022
The present investigation concerned with a thorough survey on the serious impact of the predaceous water birds from three selected fish farms in the country, namely Al- Manahel fish farm (presently called Al-Beilad) in Babylon province, Basrah University/
Sadek. A. Hussein, N. K. Salem, J. M. Abed   +2 more
doaj   +1 more source

Developing nondestructive techniques for managing conflicts between fisheries and double‐crested cormorant colonies

Wildlife Society Bulletin, 2015
Double‐crested cormorants (Phalacrocorax auritus) have been identified as the source of significant mortality to juvenile salmonids (Oncorhynchus spp.) in the Columbia River Basin.
Yasuko Suzuki, Daniel D. Roby, Donald E. Lyons, Karen N. Courtot, Ken Collis   +4 more
doaj   +1 more source

Diet, Prey Selection and Biomass Consumption of the Great Cormorant (Phalacrocorax carbo) in Algeria

Zoodiversity, 2022
This is the first study on the diet of the Great Cormorant wintering in Algeria. It is carried out in Beni Haroun, the largest dam lake in the country, in north-east of Algeria. The trophic menu of Phalacrocorax carboin this lake is based on four species
L. Belfethi, R. Moulaï
doaj   +1 more source

Determination of total mercury in muscle, intestines, liver and kidney tissues of cormorant (Phalacrocorax carbo), great crested grebe (Podiceps cristatus) and Eurasian buzzard (Buteo buteo)

Veterinární Medicína, 2005
The total mercury concentrations in four tissues (muscle, intestines, liver and kidney) of aquatic birds (cormorant - Phalacrocorax carbo and great crested grebe - Podiceps cristatus) and Eurasian buzzard (Buteo buteo) were determined by cold vapour ...
P. Houserova, J. Hedbavny, D. Matejicek, S. Kracmar, J. Sitko, V. Kuban   +5 more
doaj   +1 more source

Using species distribution models to define nesting habitat of the eastern metapopulation of double‐crested cormorants

Ecology and Evolution, 2017
When organisms with similar phenotypes have conflicting management and conservation initiatives, approaches are needed to differentiate among subpopulations or discrete groups.
Kate L. Sheehan, Samuel T. Esswein, Brian S. Dorr, Greg K. Yarrow, Ron J. Johnson   +4 more
doaj   +1 more source

Babesia ugwidiensis, a new species of Avian piroplasm from Phalacrocoracidae in South Africa

Parasite, 2012
A new species of haematozoa, Babesia ugwidiensis sp. nov. from a cormorant is described. This is the first species of piroplasm to be recorded from the Phalacrocoracidae and the relationship of this parasite to other Babesia spp.
Peirce M.A., Parsons N.J.
doaj   +1 more source

Estimating Waterbird Abundance on Catfish Aquaculture Ponds Using an Unmanned Aerial System

Human-Wildlife Interactions, 2019
In this study, we examined the use of an unmanned aerial system (UAS) to monitor fish-eating birds on catfish (Ictalurus spp.) aquaculture facilities in Mississippi, USA.
Paul C. Burr, Sathishkumar Samiappan, Lee A. Hathcock, Robert J. Moorhead, Brian S. Dorr   +4 more
doaj   +1 more source

Anguillicola crassus larvae in cormorant's prey fish in Vistula Lagoon, Poland

Knowledge and Management of Aquatic Ecosystems, 1998
The presence of A. crassus larvae in herring, stickleback, perch, ruffe, pike-perch, bream and roach regurgitated by cormorants from a large breeding colony at Katy Rybackie in Vistula Lagoon, Poland, was investigated.
WLASOW T., GOMULKA P., MARTYNIAK A., BORON S., HLIWA P., TERLECKI J., SZYMANSKA U.   +6 more
doaj   +1 more source

Fisheries restoration potential for a large lake ecosystem: using ecosystem models to examine dynamic relationships between walleye, cormorant, and perch

Ecology and Society, 2015
Increased population sizes of Double-crested Cormorants (Phalacrocorax auritus) and small-bodied (
Andrea M. McGregor, Christopher L. Davis, Carl J. Walters, Lee Foote   +3 more
doaj   +1 more source

The attraction of Tremex apicalis (Hymenoptera, Siricidae, Tremecinae) and its parasitoid Ibalia japonica (Hymenoptera, Ibaliidae) to the fungus Cerrena unicolor [PDF]

Journal of Hymenoptera Research, 2019
Woodwasps (Hymenoptera: Siricidae) are saproxylic insects and a common forest pest. Siricid woodwasps are classified into two subfamilies: Siricinae and Tremecinae.
Kazumu Kuramitsu, Teruhito Ishihara, Aki Sugita, Thitaree Yooboon, Barry Lustig, Yuko Matsumori, Hideo Yamada, Natsuko Kinoshita   +7 more
doaj   +3 more sources