Martha Alicia Perera Garcia- PhD
- Researcher at Universidad Juárez Autónoma de Tabasco
Martha Alicia Perera Garcia
- PhD
- Researcher at Universidad Juárez Autónoma de Tabasco
About
43
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Introduction
Current institution
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February 2014 - present
Publications
Publications (43)
El propósito del presente estudio fue determinar algunos aspectos de la biología pesquera, edad y crecimiento de Ctenopharyngodon idella durante el ciclo anual de 2018. Se recolectaron cien especímenes provenientes del río Usumacinta, México. Se determinaron los índices gonadosomático (IGS) y hepatosomático (IHS), así como el factor de condición (K...
El propósito del presente estudio fue determinar algunos aspectos de la biología pesquera, edad y crecimiento de Ctenopharyngodon idella durante el ciclo anual de 2018. Se recolectaron cien especímenes provenientes del río Usumacinta, México. Se determinaron los índices gonadosomático (IGS) y hepatosomático (IHS), así como el factor de condición (K...
Aplodinotus grunniens represent a crucial artisanal fishery in the Usumacinta River’s middle basin that generates food and a subsistence economy. This study aimed to create a model that best describes growth for A. grunniens and provides information on the growth of this poorly known pecies from the Usumacinta River. Data collection was carried out...
La celebración del V SIBECORP en Colombia, fue motivada por el interés de enriquecer la discusión sobre la reproducción en organismos acuáticos y su importancia para las pesquerías de ecosistemas tropicales, lo que ha sido escasamente abordado en pasadas
ediciones. Por ello, los talleres temáticos de esta edición se dedicaron a Pesquerías de pequeñ...
Doce años después de la celebración del I Simposio Iberoamericano de Ecología Reproductiva, Reclutamiento y Pesquerías-SIBECORP y de la creación de la Red Iberoamericana de Investigación Pesquera-Red INVIPESCA tenemos entre manos una publicación que resume y compila los conocimientos compartidos en las cuatro ediciones de SIBECORP celebradas hasta...
This paper documents the occurrence and range extension of Rhonciscus crocro (Cuvier 1830) more than 370 km, from the coastline of the Gulf of Mexico, the largest distance reported in freshwater for this species. Despite the commercial interest, information on the biological aspects, abundance, and distribution of this species in the Usumacinta Riv...
constituyen un peligro para la biota acuática y el ser humano y un factor de deterioro de la calidad hídrica y ambiental. Los sedimentos ribereños, uno de los principales reservorios de estos elementos, actúan como fuentes secundarias de contaminación de los cuerpos de agua, por lo que resulta importante evaluar la concentración de metales como una...
Se realizó una caracterización poblacional del ostión americano Crassostrea virginica existente en tres lagunas costeras de Tabasco. Para esto se determinó la biometría, la estructura poblacional, los parámetros de crecimiento poblacional y el rendimiento durante un ciclo anual. Mensualmente se recolectaron al azar 200 organismos determinándose: fr...
The present study describes the morphological changes in the male germinal epithelium of the freshwater drum Aplodinotus grunniens inhabiting southern Mexico. To our knowledge, this is the first study to provide a detailed description of the testicular structure and morphological changes of the germinal epithelium of this species. Based on the hist...
Background. In Mexico, the biology of Procambarus has been more studied than other cambarid species due to its diversity and potential use in aquaculture. Fecundity, egg development, and growth under laboratory conditions have been evaluated of the Procambarus (Austrocambarus) llamasi. The effect of density and sex ratio on the development and spaw...
Previous studies of Vieja melanura consider population aspects, without addressing reproductive references, which are useful for fisheries and aquaculture management plans. The objective of this study was to determine the initial ontogeny of the species up to the juvenile stage under controlled conditions. All descriptions were based on morphometri...
Las almejas de agua dulce son organismos filtradores y bioindicadores de la salud del ecosistema acuático. Su distribución es cosmopolita, pues es un grupo muy diverso en toda la costa oriental de Norte, Centro y Sudamérica. En el sureste México se conocen nueve géneros y doce especies, y en el bajo Usumacinta cinco especies y cinco géneros. Estos...
The freshwater drum Aplodinotus grunniens is a species widely distributed in North America. In the Mexican southeast, this species occurs in the Usumacinta River, where it supports an artisanal fishery. In this regard, the present study was conducted to supply detailed information on the female reproductive cycle of this species. Calculations of go...
Número 75: 5-12, septiembre-diciembre 2018 especies estudiadas. Por tanto, se recomienda evitar el consumo de ejemplares crudos en diferentes platillos, y se propone al sector salud tomar las medidas precautorias ante la sociedad para evitar infección a humanos por esta larva. ABSTRACT Commercially important fish in Tabasco, Mexico have been natura...
Número 75: 5-12, septiembre-diciembre 2018 especies estudiadas. Por tanto, se recomienda evitar el consumo de ejemplares crudos en diferentes platillos, y se propone al sector salud tomar las medidas precautorias ante la sociedad para evitar infección a humanos por esta larva. ABSTRACT Commercially important fish in Tabasco, Mexico have been natura...
Peces de importancia comercial en Tabasco, México, están siendo infestados de manera natural con parásitos de pentastómidos. En la presente investigación se dan a conocer la morfología, los índices ecológicos de infección de la larva en tres especies de valor comercial. Los peces bajo estudio son mojarras de interés alimenticio como Parachromis man...
Commercially important fish in Tabasco, Mexico have been naturally infested with pentastomid parasite. The present research the morphology show information about the ecological indexes of infection of the larvae in three species of fish of commercial importance. The fish under study are mojarra, which are of alimentary interest such as Parachromis...
The fecundity and sexual maturity of ovigerous females of river shrimp Macrobrachium acanthurus in Palizada River was estimated. Volumetric analysis method was used with aliquots of 5 ml. Total number of eggs per organism was determined, for which 30 ovigerous females between 40 and 112 mm of total length were selected. The number of eggs per organ...
Resumen
Aplodinotus grunniens supports a sustained artisanal shery in the Usumacinta River; however, there are few studies to understand the population dynamics of the species. Relevant aspects of the reproductive biology were documented over an annual cycle, using 593 specimens captured with seine nets. The results indicate that females had a med...
Resumen: Los sistemas acuapónicos de baja intensidad son una alternativa sustentable a la inseguridad alimentaria y el ingreso familiar; pero requieren una valoración técnica-financiera para su transferencia como esquemas comprobados de producción y operación y asegurar su éxito en el ámbito práctico. Se analizaron resultados productivos y económic...
EUGERRES CASTROAGUIRREI GONZÁLEZ-ACOSTA ET RODILES-HERNÁNDEZ,
2013 IS A JUNIOR SYNONYM OF EUGERRES MEXICANUS (STEINDACHNER, 1863)
(ACTINOPTERYGII: PERCIFORMES: GERREIDAE)
In the San Pedro river sub-basin, Balancán, Tabasco, Mexico, an ichthyofauna study was carried out in two subsystems; the main stream and the floodplain during the months of March 2007 to February 2008. From a total of 1035 fish were collected, 33 species, 25 genera and 14 families were identified. The Cichlidae and Poeciliidae family were the most...
En la subcuenca del río San Pedro, Balancán, Tabasco, México, se realizó un estudio ictiofaunístico en dos subsistemas; el cauce principal del río y la zona de inundación en la parte baja, durante los meses de marzo 2007 a febrero 2008. De un total de 1,035 peces capturados, se identificaron 33 especies, 25 géneros y 14 familias. La familia Cichlid...
El robalo blanco (Centropomus undecimalis) es una especie demersal con característica protándrica hermafrodita y hábitos diadrómicos. Se distribuye desde el norte de Florida E.U.A., hasta el sur de Río de Janeiro, Brasil; en el Golfo de México, es abundante en los estados de Tamaulipas, Veracruz y Tabasco. En su área de distribución, el robalo blan...
The commercial culture of Cichlasoma urophthalmus has not been developed, because there is not any commercial balanced food available with the ingredients required for the species. This study determined the degree of hydrolysis (GH, %) of 29 animal and plant protein ingredients using the pH STAT system, and calculated the total free amino acid cont...
The commercial culture of Cichlasoma urophthalmus has not been developed, because there is not any commercial balanced food available with the ingredients required for the species. This study determined the degree of hydrolysis (GH,%) of 29 animal and plant protein ingredients using the pH STAT system, and calculated the total free amino acid conte...
The characterisation of digestive proteases in native freshwater fish such as the Mayan cichlid Cichlasoma urophthalmus provides scientific elements that may be used to design balanced feed that matches with the digestive capacity of the fish. The purpose of this study was to characterise the digestive proteases, including the effect of the pH and...
The ontogeny of the digestive tract in Cichlasoma urophthal-mus was studied by means of optical microscopy from hatch-ing to 30 days post-hatching (dph; 855 degree days, dd). The development of the digestive system in this precocial species was a very intense and asynchronous process, which pro-ceeded from both distal ends interiorly. At hatching,...
Common snook Centropomus unidecimalis is an important commercial and fishery species in Southern Mexico, however the high exploitation rates have resulted in a strong reduction of its abundances. Since, the information about its population structure is scarce, the objective of the present research was to determine and compare the age structure in f...
: The description of the embryonic and larval development was based on 30 eggs and 30 larvae. Breeders were collected on the Usumacinta River, Tabasco, Mexico and were subjected to manual fertilization in May 2011. Fertilized eggs were spherical, pelagic, translucent and non-adhesive and had an average diameter of 1.07 mm (SD = 0.10), showing a con...
Most studies on Eugerres mexicanus mainly consider biogeographic and systematic aspects and rarely address reproductive characteristics, which are useful for fishery population management plans. This study aimed at evaluating the ontogeny of E. mexicanus, based on 30 embryos and 30 larvae sampled by induced spawning of breeders, taken in February 2...
In Southeastern Mexico, Centropomus undecimalis is an important fish species of sport and commercial fisheries for coastal and riverine communities. Fisheries along rivers and coasts depend on migratory habits of this species, and these movements are probably related to reproduction. In spite of its economic importance, few studies have been conduc...
The reproductive and population biology of exploited populations of the common snook Centropomus undecimalis was analysed in this study. Biological samples were obtained from the fish landings of the fishing coopera- tives with greater constancy and contributions in volume in the snook fishery. The standard length, eviscerated weight and sex of 438...
The reproductive and population biology of exploited populations of the common snook Centropomus undecimalis was analysed in this study. Biological samples were obtained from the fish landings of the fishing cooperatives with greater constancy and contributions in volume in the snook fishery. The standard length, eviscerated weight and sex of 438 o...
