Results 61 to 70 of about 3,522 (207)

Production and performance of larvae and spat of pure and hybrid species of Mytilus chilensis and M. galloprovincialis from laboratory crosses Producción y comportamiento de larvas de especies puras e híbridas entre Mytilus chilensis y Mytilus galloprovincialis obtenidas en laboratorio

open access: yesLatin American Journal of Aquatic Research, 2012
Adult specimens of M. galloprovincialis from Concepción Bay and M. chilensis from Yaldad Bay, Chile, were transferred to the laboratory to produce crosses of "pure" and "hybrid" species in order to evaluate early larval development and growth.
Jorge E Toro   +7 more
doaj  

Infectious Diseases Management in Small‐Scale Freshwater Aquaculture in West Africa: Lessons for Low‐ and Middle‐Income Countries

open access: yesReviews in Aquaculture, Volume 18, Issue 3, June 2026.
ABSTRACT Infectious diseases are an increasing threat to food security, small‐scale livelihoods and the sustainability of aquaculture in low‐ and middle‐income countries (LMICs). In sub‐Saharan Africa, aquaculture is expanding rapidly but production systems often remain fragile.
Mame Boucar Diouf   +18 more
wiley   +1 more source

Desarrollo embrionario y morfología larval de pepino de mar Patallus Mollis (Holothuroidea: Dendrochirotida) [PDF]

open access: yes, 2015
El presente estudio provee la primera descripción de los estadios de vida tempranos de Patallus mollis. El experimento se realizó en el laboratorio de Maricultura de la Universidad Nacional del Santa, siendo los objetivos del presente estudio identificar
Saletti Varas, Anghy Priscila Barrera   +1 more
core  

Larval development of the rock shrimp Rhynchocinetes typus Milne Edwards, 1937 (Decapoda, Caridea) reared in the laboratory Desarrollo larval del camarón de roca Rhynchocinetes typus Milne Edwards, 1937 (Decapoda, Caridea) cultivados en laboratorio

open access: yesRevista Chilena de Historia Natural, 2008
The first description of the larval stages of a representative of the family Rhynchocinetidae from the southeastern Pacific coast of South América is presented.
ENRIQUE DUPRÉ   +2 more
doaj  

Risk Is Not Equal to Impact: The Challenges of Developing a Traffic Light System to Regulate Farmed Salmon Production on an Ecosystem Scale

open access: yesReviews in Aquaculture, Volume 18, Issue 3, June 2026.
ABSTRACT We review information on salmon farming production, environmental and climatic variables covering all salmon farming areas in the Patagonia marine ecosystems over a 10‐year period in Chile. With this information, we develop a semi‐quantitative Environmental and Productive Risk Assessment (RA) model as a guide for the design of a Traffic Light ...
Doris Soto   +8 more
wiley   +1 more source

Reproducción y desarrollo larval del sapo enano Melanophryniscus stelzneri stelzneri (Weyemberg, 1875) (Anura: bufonidae) [PDF]

open access: yes, 2008
Se estudiaron varios aspectos de la reproducción y desarrollo larval de Melanophryniscus stelzneri stelzneri: condiciones ambientales en las que ocurre la reproducción, conductas pre y postreproductivas de los adultos, puesta, desarrollo embrionario ...
Bustos Singer, Rodrigo   +1 more
core  

La conducta de larvas de Drosophila (Diptera; Drosophilidae): su etología, desarrollo, genética y evolución The behavior of Drosophila larvae: their ethology, development, genetics and evolution

open access: yesRevista Chilena de Historia Natural, 2001
Este trabajo, en honor al Profesor Doctor Danko Brncic Juricic (Q.E.P.D.), es una revisión de nuestras contribuciones sobre la etología, desarrollo, genética y evolución de patrones de conducta de larvas de Drosophila.
RAÚL GODOY-HERRERA
doaj  

A New Population of the Small European Locust Lobster (Scyllarus arctus) on Artificial Reefs (Central Adriatic Sea)

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 5, May 2026.
ABSTRACT Lobsters, including the Small European locust lobster Scyllarus arctus, are distributed throughout the Mediterranean Sea, inhabiting rocky bottoms, muddy substrates and seagrass meadows. Despite increasing scientific interest, S. arctus remains understudied, and available information on its distribution is largely limited to grey literature ...
Martina Saccomani   +4 more
wiley   +1 more source

Acondicionamiento de reproductores, desove y cultivo larval de Graus nigra (Philippi, 1887) (Kyphosidae: Girellinae) Broodstock conditioning, spawning and larval culture of Graus nigra (Philippi, 1887) (Kyphosidae: Girellinae)

open access: yesLatin American Journal of Aquatic Research, 2012
Se describen resultados sobre acondicionamiento reproductivo, desove y cultivo larval de Graus nigra ("vieja negra", "mulata"). Peces adultos silvestres se recolectaron y se utilizaron como reproductores, los que al final del período de acondicionamiento
Avelino Muñoz   +2 more
doaj  

Preservative Ethanol From Stomach Contents Is a Reliable Proxy for Diet DNA Metabarcoding

open access: yesEnvironmental DNA, Volume 8, Issue 3, May–June 2026.
We tested whether DNA metabarcoding of preservative ethanol can substitute bulk stomach contents for reconstructing diets. Using two ethanol DNA extraction methods (precipitation and drying), the resulting profiles showed minor differences relative to each other and to bulk contents in richness, composition, and read counts, mostly limited to low ...
Daniel A. Velarde‐Garcéz   +11 more
wiley   +1 more source

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