Results 101 to 110 of about 61,015 (309)
Futures Exchange Innovations: Reinforcement versus Cannibalism [PDF]
Futures exchanges are in constant search of futures contracts that will generate a profitable level of trading volume. In this context, it would be interesting to determine what effect the introduction of new futures contracts have on the trading volume ...
Joost M.E. Pennings, Raymond M. Leuthold
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Some data on the predacious behaviour of tendipidae larvae [Translation from: C. R. Acad. Sci. U.R.S.S. 111, 466-4, 1956] [PDF]
, 1956 A study has been made primarily of the food of the chironomid Procladius nigriventris: this includes Alona affinis, Bosmina coregoni, Camptocercus, Eucyclops serrulatus, Paracyclops fimbriatus, Acanthocyclops viridis, Harpacticoida, Diaptomus graciloides,
Luferov, V.P.
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Ethology, EarlyView.Scoring of male courtship behaviour in Dolomedes minor revealed no effect of female mating status on courtship duration or sequence structure, but males delayed the initiation of courtship when encountering previously mated females. ABSTRACT The evolution of male courtship rituals has traditionally been attributed to female mate selection, but may also
Bastien E. Clémot +2 more
wiley +1 more source
Jurnal Kelautan TropisBlue swimming crab (Portunus pelagicus) is one of Indonesia’s essential fishery commodities, but overfishing has depleted its population. Aquaculture, as an alternative to produce this crab, is hampered by high levels of cannibalism.
Restiana Wisnu Ariyati +7 more
doaj +1 more source
Ecology of Juvenile Walleye Pollock, Theragra chalcogramma: Papers from the workshop "The Importance of Prerecruit Walleye Pollock to the Bering Sea and North Pacific Ecosystems" Seattle, Washington, 28-30 October 1993 [PDF]
, 1996 The Alaska Fisheries Science Center (AFSC), National Marine Fisheries Service (NMFS), hosted an international workshop, 'The Importance of Prerecruit Walleye Pollock to the Bering Sea and North Pacific Ecosystems," from 28 to 30 October 1993.
Brodeur, Richard D. +3 more
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Fish and Fisheries, EarlyView.ABSTRACT Most of the previously large cod stocks in the North Atlantic are depleted to very low levels. A notable exception has been the Northeast Arctic cod inhabiting the Barents Sea. This cod stock reached a record high level around 2013, but since then has declined sharply, with older fish being fished out and few new recruits entering the stock ...
Edda Johannesen +16 more
wiley +1 more source
Cannibalism of Indian Palm Squirrel (Funambulus palmarum[/i) [PDF]
, 2012 G.M. Edirisinghe, B.S.A.T.H. Sudasinghe
openalex +1 more source
Measurement of Cannibalism Effects in buying experiments using Mixed Logit Models - The Example of a new Brand of the “Fruits of Lake Constance” Association - [PDF]
One fundamental assumption of discrete choice regression is the assumption of independence of irrelevant alternatives (IIA). According to the IIA assumption no correlation is allowed between brands in buying experiments.
Profeta, Adriano
core +1 more source
Factors Influencing the Stocking of Juvenile Pikeperch (Sander lucioperca)
Fisheries Management and Ecology, EarlyView.ABSTRACT Predator species of fish play crucial roles in ecosystem balance through top‐down control, a mechanism frequently exploited in biomanipulation to stock predator species. Juvenile pikeperch (Sander lucioperca) were stocked (n = 52,887) in spring 2023 and 2024 and autumn 2023 to compare stocking efficiency between Recirculation Aquaculture ...
Michaela Holubová +17 more
wiley +1 more source