Results 61 to 70 of about 593 (181)

THE EFFECTS OF INITIAL EXOGENOUS FEED ON DIGESTIVE ENZYMES ACTIVITY AND GROWTH OF Epinephelus fuscoguttatus (Forsskal, 1775) LARVAE [PDF]

open access: yes, 2022
The initial exogenous feeding is crucial in marine fish larviculture, including tiger grouper (Epinephelus fuscoguttatus). The transition from endogenous to exogenous feed is critical for the survival rate of the early stage of larvae. The exogenous feed
melianawati, Regina, Pratiwi, Rarastoeti
core   +2 more sources

Global change and premature hatching of aquatic embryos

open access: yesGlobal Change Biology, Volume 30, Issue 9, September 2024.
Evidence from across a wide range of taxa suggests that aquatic embryos can hatch prematurely, potentially as an adaptive response to external stressors, despite the potential for individual costs linked with underdeveloped behavioural and/or physiological functions.
Zara‐Louise Cowan   +15 more
wiley   +1 more source

ESTUDIO HISTOLÓGICO DE LAS GÓNADAS DE PEJELAGARTO Altractosteus tropicus (Lepisoteiformes:Lepisosteidade) [PDF]

open access: yes, 2014
Para obtener el articulo completo pueden contactar al editor de la revista Ecosistemas y Recursos Agropecuarios en el siguiente correo era@ujat.mx y se les enviará sin ningún ...
Eunice Pérez Sánchez   +1 more
core   +3 more sources

Cariotipo del pejelagarto tropical Atractosteus tropicus (Lepisosteiformes: Lepisosteidae) y variación cromosómica en sus larvas y adultos

open access: yesRevista de Biología Tropical, 2009
El cariotipo del pejelagarto Atractosteus tropicus se describe por medio de tinción Giemsa de 295 preparaciones cromosómicas en mitosis a partir de 120 larvas y 15 adultos (5 hembras y diez machos) de la población que habita en Tabasco, sureste de México.
Lenin Arias-Rodríguez   +3 more
doaj  

Conservation Genetics of Gar (Atractosteus spp.) [PDF]

open access: yes, 2013
The alligator gar (Atractosteus spatula) is a large-bodied species of fish that historically was widely distributed in coastal drainages around the Gulf of Mexico and well north in the Mississippi River basin.
Bohn, Sandra Elizabeth
core   +1 more source

Empoderamiento de las organizaciones sociales en el cultivo de pejelagarto (atractosteus tropicus) en el sureste de Mexico [PDF]

open access: yes
One of the objectives of knowledge generation in a society is that information be transferred, to attain the improvement of the quality of life of people and their environment.
Márquez-Couturier, G.   +1 more
core   +1 more source

EMPODERAMIENTO DE LAS ORGANIZACIONES SOCIALES EN EL CULTIVO DE PEJELAGARTO (Atractosteus tropicus) EN EL SURESTE DE MÉXICO [PDF]

open access: yes, 2018
One of the objectives of knowledge generation in a society is that information be transferred, to attain the improvement of the quality of life of people and their environment.
Vázquez-Navarrete, C.J.
core   +1 more source

[Histology of reproductive cycle of tropical gar Atractosteus tropicus females (Lepisosteiformes: Lepisosteidae) in Tabasco, Mexico].

open access: yesRevista de biologia tropical, 2013
In Southeast Mexico, A. tropicus is a species with great ecological, economic, cultural and aquaculture value, however wild populations have diminished due to diverse anthropological causes. The objective of this study was to characterize the reproductive cycle of A.
Otilio, Méndez-Marin   +4 more
openaire   +5 more sources

Thermal Tolerance of Alligator Gar (Atractosteus spatula) [PDF]

open access: yes, 2021
Alligator gar belong to an ancient lineage that dates back over 215 million years. Historically, alligator gar populations occurred in the Mississippi River basin from Illinois (USA) to Mexico.
Bartnicki, Jory
core  

Fishing further inland? The role of the transition to agriculture on fishing practices in the Soconusco region, Mexico [PDF]

open access: yes
In the Soconusco region of Mexico, the abundance of larger-bodied, carnivorous fish decreased relative to smaller-bodied, omnivorous/herbivorous fish between the terminal Late Archaic (4700–4000 BP [2700–2000 BCE]) and late Early Formative (3300–3200 BP [
Alsgaard, Asia Victoria   +1 more
core   +1 more source

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