Results 51 to 60 of about 4,603,944 (167)

Frequency (% in brackets) of anadromous Dolly Varden from the Rat River exhibiting skip ocean migration life history that were identified as a ‘spawner’ or ‘non-spawner’ before, during, and after the skip migration event.

open access: yes, 2018
Frequency (% in brackets) of anadromous Dolly Varden from the Rat River exhibiting skip ocean migration life history that were identified as a ‘spawner’ or ‘non-spawner’ before, during, and after the skip migration event.
Stephen J. Sandstrom (6167276)   +3 more
core   +1 more source

The reproductive biology of Pinguipes brasilianus Cuvier, 1829 (Osteichthyes: Pinguipedidae) in temperate rocky reefs of Argentina

open access: yesNeotropical Ichthyology
Pinguipes brasilianus is a conspicuous and abundant rocky-reef fish inhabiting the Northern Patagonian gulfs of Argentina, Southwest Atlantic. This study describes its reproductive biology in this region. We made macroscopic and histological descriptions
Gabriela L. Villanueva-Gomila   +4 more
doaj   +1 more source

Migration and infectious disease in the etiology of multiple sclerosis: A case-control study

open access: yes, 1989
Epidemiological study on multiple sclerosis risk of migration from South to North ...
Altobelli A.   +2 more
core  

Reproductive and tissue plasticity in Arca noae (Bivalvia: Arcidae)

open access: yesThe European Zoological Journal, 2017
The reproductive strategy of an unexploited population of Arca noae from the salt-water Bizerte Lagoon (Tunisia, western Mediterranean), including its tissue plasticity, was studied.
F. Ghribi   +6 more
doaj   +1 more source

spawner, a

open access: yes, 1973
spawner26. "berried hen" - a spawner: A female lobster which has its eggs attached to its underbelly. "The spawner's da one wit da spawn on her belley."DNE-cit W. J.

core  

Reproductive biology of Bryconamericus stramineus Eigenmann, 1908 (Ostariophysi: Characidae) from the Rio Ibicuí, RS, Brazil

open access: yesBrazilian Archives of Biology and Technology, 2007
Reproduction of Bryconamericus stramineus was described based on the analysis of 208 females and 166 males collected monthly in the Rio Ibicuí, from April 2001 through March 2002. Reproduction occurred between September and December, with a lower peak in
Vinicius Renner Lampert   +2 more
doaj   +1 more source

Appendix A. Recruits per spawner in Bristol Bay systems (1958–2004).

open access: yes, 2016
Recruits per spawner in Bristol Bay systems (1958–2004)
Timothy E. Essington (141955)   +3 more
core   +1 more source

Reproductive biology of Mossul bleak (Alburnus mossulensis) in BibiSayyedan River of Tigris basin in Iran

open access: yesCaspian Journal of Environmental Sciences, 2017
Reproductive characteristics of Mossul bleak, Alburnus mossulensis, a native species of Cyprinidae family in Bibi-Sayyedan River of Semirom, Isfahan, were investigated by monthly sampling during December 2010 to December 2011.
Keivany, Y.   +2 more
doaj  

Appendix B. Statistical results related to spawner biomass–recruitment–environment models.

open access: yes, 2016
Statistical results related to spawner biomass–recruitment–environment ...
Brian R. MacKenzie (149107)   +1 more
core   +1 more source

Histological Characterization and Oocyte Development in Pearlspot, Etroplus suratensis (Bloch, 1790) From Vembanad Lake, Kerala, India

open access: yesAquaculture, Fish and Fisheries
This study is the first to elucidate the oocyte growth pattern of Etroplus suratensis through detailed gonad histology. Ovary samples from different maturity stages were collected from October 2023 to September 2024 from cage culture systems installed in
Mohammad Saddam Hussain   +8 more
doaj   +1 more source

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