Results 91 to 100 of about 98,056 (262)

A preliminary study on the feeding regime of European pilchard (Sardina pilchardus Walbaum 1792) in Izmir Bay, Turkey, Eastern Aegean Sea [PDF]

open access: yes, 2005
The gut contents of Sardina pilchardus specimens captured in Izmir Bay were examined in order to determine their feeding regimes. Of the 365 stomachs examined, 321 (87.95%) contained food and 44 (12.05%) were empty. Analysis of gut contents verified that
Bayhan, B., Sever, T.M., Taskavak, E.
core  

Experimental confirmation of protandric simultaneous hermaphroditism in a Caridean shrimp outside of the genus Lysmata [PDF]

open access: yes, 2008
Caridean shrimps display a variety of sexual systems including gonochorism and various forms of protandry but rarely simultaneous hermaphroditism. Protandric simultaneous hermaphroditism (PSH) has thus far only been demonstrated in the genus Lysmata. The
Laubenheimer, Helio, Rhyne, Andrew L.
core   +2 more sources

The surface reactivity of iron oxide nanoparticles as a potential hazard for aquatic environments: A study on Daphnia magna adults and embryos [PDF]

open access: yes, 2018
open5noNano-ecotoxicology is extensively debated and nanomaterial surface reactivity is an emerging topic. Iron oxide nanoparticles are widely applied, with organic or inorganic coatings for stabilizing their suspensions.

core   +1 more source

Simultaneously hermaphroditic shrimp use lipophilic cuticular hydrocarbons as contact sex pheromones [PDF]

open access: yes, 2011
Successful mating is essentially a consequence of making the right choices at the correct time. Animals use specific strategies to gain information about a potential mate, which is then applied to decision-making processes.
Hardege, Jörg D.   +4 more
core   +4 more sources

Bycatch of crustacean and fish bottom trawl fisheries from southern Portugal (Algarve)

open access: yesScientia Marina, 2008
As part of two research projects for analysing bycatch and discards, we quantified catch composition, catch rates, bycatch and discards in two important commercial bottom trawl fisheries (crustacean and fish trawls) off the southern coast of Portugal ...
Maria Esmeralda Costa   +2 more
doaj   +1 more source

Could the library be dismantled/role of unique holdings in modern times [PDF]

open access: yes, 2011
I have been asked by administration, how much of our collection could go into storage. They optimistically hoping for a room or two for faculty/staff offices, as some buildings need renovation or need to be closed due to safety issues. Clearly, much of
Heil, Kathleen A.
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