Article
Marine & Freshwater Biology
Renato U. Montero-Ruiz, Roxana De Silva-Davila, Carlos Alberto Amezcua-Gomez, Alejandra Valdez-Cibrian, Eva R. Kozak
Summary: This study reports the early life stage identification and morphological characteristics of Octopushubbsorum Berry 1953. The females of this species were captured in Tenacatita Bay, Jalisco, Mexico and observed for their spawning behavior in the laboratory. The results indicate that the embryonic development of this species lasts for 18-22 days at an average temperature of 28.3°C, resulting in paralarvae with a mantle length of 1.55mm.
Article
Zoology
Michael D. Amor, Anthony M. Hart
Summary: A new octopus species, O. djinda, has been described from southwest Australia, showing morphological and genetic differences from previously classified O. tetricus. DNA barcoding successfully differentiated between east and west coast forms based on sucker counts, with O. djinda supporting a sustainable fishery and receiving certification from the Marine Stewardship Council. This taxonomic description provides formal recognition for the common octopus in southwest Australia, facilitating appropriate fisheries management.
Article
Biodiversity Conservation
Brooke L. L. Whitelaw, David B. B. Jones, Jarrod Guppy, Peter Morse, Jan M. M. Strugnell, Ira R. R. Cooke, Kyall Zenger
Summary: The study presents the first linkage map of a cephalopod species, H. maculosa, providing valuable insights into the evolution of cephalopod genomes.
Article
Parasitology
Jing Ren, Xiaodong Zheng
Summary: A new species of parasitic Aggregata, Aggregata sinensis, was discovered in octopuses in China, representing the only known species of the genus in Western Pacific waters. This species is the first two-host parasitic species of Aggregata reported from definitive hosts Amphioctopus fangsiao and Octopus minor.
PARASITOLOGY RESEARCH
(2022)
Article
Ecology
Victor Cifuentes, Alejandro Perez-Matus, Miriam Fernandez, Christian M. Ibanez, Sergio A. Carrasco
Summary: This study evaluated the mating behavior of a small South American octopus, finding that male-female interactions were more common and longer-lasting than male-male interactions. Larger octopuses had longer copulation times, potentially related to species-specific reproductive behavior and body size.
REGIONAL STUDIES IN MARINE SCIENCE
(2023)
Article
Marine & Freshwater Biology
Jorge Arturo Vargas-Abundez, Alejandra Plata-Diaz, Maite Mascaro, Claudia Caamal-Monsreal, Gabriela Rodriguez-Fuentes, Alejandro Jimenez-Be, Carlos Rosas
Summary: High temperatures affect the physiological condition of Octopus maya at different life stages, and the duration of exposure plays a key role in their thermal tolerance. This study investigates the effects of temperature and exposure time on octopus juveniles from thermally stressed and control females. The results show transgenerational temperature effects, including low survival rates, compromised resting and high metabolic rates, decrease in antioxidant defense enzymes, and high levels of oxidative damage products in the offspring of thermally stressed females. Stress is lethal for animals acclimated at high temperatures, while those acclimated at optimal temperature show reduced metabolic rates and high oxidative stress levels. Additional studies are needed to determine the role of epigenetic alterations in these effects.
Article
Genetics & Heredity
Fenghui Li, Yuyan Liu, Bo Qin, Li Bian, Jianlong Ge, Qing Chang, Hui Liu, Siqing Chen
Summary: The complete mitochondrial genome of the East Asian common octopus was analyzed, revealing a close relationship between O. sinensis and O. vulgaris and providing valuable information for the phylogenetic and taxonomic studies of the class Cephalopoda.
MITOCHONDRIAL DNA PART B-RESOURCES
(2021)
Review
Microbiology
Shubhi Avasthi, Ajay Kumar Gautam, Mekala Niranjan, Rajnish Kumar Verma, Samantha C. Karunarathna, Ashwani Kumar, Nakarin Suwannarach
Summary: This study provides an overview of the taxonomy, ecology, and molecular identification of Puccinia, the largest genus of rust fungi. It also discusses the threats that Puccinia poses to agricultural and nonagricultural plants. Phylogenetic analysis reveals the worldwide distribution and polyphyletic nature of Puccinia. Asian countries show a significant increase in research publications on this genus, and the families Asteraceae and Poaceae are the most infected in the 21st century.
Article
Biochemistry & Molecular Biology
Brooke L. Whitelaw, Julian K. Finn, Kyall R. Zenger, Ira R. Cooke, Peter Morse, Jan M. Strugnell
Summary: The blue-ringed octopus species complex, distributed from Southern Australia to Japan, currently has four formally described species. However, a revision is needed due to the observation of greater morphological diversity than currently described. Examining the species boundaries using mitochondrial and SNP data, the study found substantially greater species diversity within the genus Hapalochlaena. Additionally, it identified deep water lineages and suggested convergent evolution as a driving factor.
MOLECULAR PHYLOGENETICS AND EVOLUTION
(2023)
Article
Marine & Freshwater Biology
C. E. O'Brien, Sylvia Lima de Souza Medeiros, Tatiana Leite
Summary: Through visual surveys and remote camera observations, it was found that Octopus insularis in the islands of South Caicos in the Turks and Caicos Islands generally occupied closed dens for 4 days, but their migration patterns were erratic. The main behaviors observed were being away from the den and quiescence. This observation will contribute to further research on the behavior of this species and differentiate it from its congeners, as well as demonstrate the effectiveness of non-invasive field techniques in studying behavior.
MARINE ECOLOGY-AN EVOLUTIONARY PERSPECTIVE
(2023)
Article
Marine & Freshwater Biology
Martin Serrano-Tadeo, Juan Ramon Flores-Ortega, Enrique Godinez-Dominguez, Jasmin Granados-Amores, Oscar Iram Zavala-Leal, Andres Granados-Amores
Summary: The study analyzed the diet and trophic structure of Hubb's octopus Octopus hubbsorum along the coast of Acapulco, Guerrero, Mexico, through examining the stomach contents of 413 individuals. Results showed that O. hubbsorum is a generalist predator with variations in diet and feeding habits based on sex, size class, and hydroclimatic season. Variations in isotopic values and trophic position were observed among different seasons and size classes.
JOURNAL OF MOLLUSCAN STUDIES
(2021)
Article
Microbiology
Qianli Liu, Michael J. Wingfield, Tuan A. Duong, Brenda D. Wingfield, Shuaifei Chen
Summary: To meet the growing demand for wood and pulp products, Eucalyptus plantations have expanded rapidly in southern China, but are threatened by leaf blight caused by various Calonectria spp. A study in Fujian Province identified six known species and one new species of Calonectria fungi in the soil, indicating their abundance and the potential threat they pose to Eucalyptus stands.
Article
Microbiology
Tanapol Thitla, Jaturong Kumla, Surapong Khuna, Saisamorn Lumyong, Nakarin Suwannarach
Summary: This article provides a brief review of the diversity, distribution, and taxonomy of Exophiala, and introduces four new species of Exophiala. The identification of these new species is based on morphological characteristics and molecular analyses, and a phylogenetic tree is provided to show their position.
Article
Biodiversity Conservation
Tatiana S. Leite, Erica A. G. Vidal, Francoise D. Lima, Sergio M. Q. Lima, Ricardo M. Dias, Giulia A. Giuberti, Davi de Vasconcellos, Jennifer A. Mather, Manuel Haimovici
Summary: The new species Paroctopus cthulu sp. nov. is a small octopus found in shallow coastal waters of south and southeastern Brazil, often sheltering in marine debris. It has distinct features such as small size, short to medium arms, enlarged suckers, relatively large beak, and medium to large mature eggs. Studies on this species provide insights into its life history and its relationship with other small octopuses in the western Atlantic region.
MARINE BIODIVERSITY
(2021)
Article
Agriculture, Dairy & Animal Science
Sarai Acuna-Ramirez, Maria de Lourdes Jimenez-Badillo, Gabriela Galindo-Cortes, Angel Marval-Rodriguez, Maria del Refugio Castaneda-Chavez, Christian Reyes-Velazquez, Hectorina Rodulfo-Carvajal, Marcos De Donato-Capote
Summary: This study investigated the microbiological quality in the octopus production chain and found that the coliform levels in octopus packed in ice exceeded the permissible limits, posing a risk for human consumption. Differences in coliform levels were observed between fishing zones and seasons. The results highlight the need for an efficient cold chain and proper handling practices in octopus production to improve the situation.
Article
Fisheries
Veronica Mitsui Saito-Quezada, Esther Uria-Galicia, Jose Luis Gomez-Marquez, Ana Bertha Villasenor-Martinez, Ma. De Lourdes Jimenez-Badillo, Isaias Hazarmabeth Salgado-Ugarte
LATIN AMERICAN JOURNAL OF AQUATIC RESEARCH
(2018)
Article
Zoology
Maria L. Merino-Contreras, Froylan Sanchez-Morales, Maria L. Jimenez-Badillo, Emyr S. Pena-Marin, Carlos A. Alvarez-Gonzalez
NEOTROPICAL ICHTHYOLOGY
(2018)
Article
Marine & Freshwater Biology
Rigoberto Rosas-Luis, Maria de Lourdes Jimenez Badillo, Lucia Montoliu-Elena, Piedad S. Morillo-Velarde
MARINE ECOLOGY-AN EVOLUTIONARY PERSPECTIVE
(2019)
Article
Multidisciplinary Sciences
Roberto Cruz-Castan, Cesar Meiners-Mandujano, David Macias, Lourdes Jimenez-Badillo, Sergio Curiel-Ramirez
Article
Fisheries
Roberto Gonzalez-Gomez, Cesar Meiners-Mandujano, Piedad S. Morillo-Velarde, Lourdes Jimenez-Badillo, Unai Markaida
FISHERIES RESEARCH
(2020)
Article
Ecology
Rigoberto Rosas Luis, Luis A. Sanchez Alcalde, Osvaldo Gutierrez-Benitez, Lourdes Jimenez-Badillo, Carmen A. Villegas Sanchez
REGIONAL STUDIES IN MARINE SCIENCE
(2020)
Article
Zoology
Maria de Lourdes Jimenez-Badillo, Cesar Meiners-Mandujano, Gabriela Galindo-Cortes, Piedad S. Morillo-Velarde, Roberto Gonzalez-Gomez, Irene de los Angeles Barriga-Sosa, Ricardo Pliego-Cardenas
Summary: This study provides a detailed analysis of the morphological and genetic characteristics of the Tremoctopus violaceus species from the Gulf of Mexico, suggesting a separation from the distinct species T. gracilis found in the Pacific Ocean.
Article
Fisheries
Jose Francisco Rendon-Hernandez, Carlos Ivan Perez-Rostro, Ricardo Gonzalez-Trujillo, Guadalupe Fabiola Arcos-Ortega, Maria de Lourdes Jimenez-Badillo, Gabriela Galindo-Cortes
Summary: The study revealed that the blue land crab population in the Alvarado Lagoon System has high genetic diversity and showed signs of expansion in recent evolutionary history. There is substantial gene flow among the study sites, indicating that past exploitation has not significantly impacted the population size of blue crabs in the area.
LATIN AMERICAN JOURNAL OF AQUATIC RESEARCH
(2021)
Article
Ecology
Heber Zea-de la Cruz, Javier Tovar-Avila, Cesar Meiners-Mandujano, Lourdes Jimenez-Badillo, Jorge Luis Oviedo-Perez
Summary: The shrimp trawl fishery in the Gulf of Mexico captures several elasmobranch species as bycatch, with rapid evaluations like PSA helping to determine species at risk of overexploitation. Most elasmobranch species associated with this fishery have low vulnerability, with only two species showing moderate vulnerability. Measures such as post-capture release practices and protection of species aggregations could help reduce the vulnerability of these species.
REGIONAL STUDIES IN MARINE SCIENCE
(2021)
Article
Fisheries
Luis Fernando Del MORAL-FLORES, Janeth Rodriguez-Gonzalez, Maria de Lourdes Jimenez-badillo
Summary: This study documents the first record of the crested cusk-eel in Mexican marine waters and the southernmost confirmed records of this species. It suggests that the range of the crested cusk-eel extends further south than previously known and that it shares faunistic similarities with other species in the northwestern Atlantic.
ACTA ICHTHYOLOGICA ET PISCATORIA
(2022)
Article
Agriculture, Dairy & Animal Science
Sarai Acuna-Ramirez, Maria de Lourdes Jimenez-Badillo, Gabriela Galindo-Cortes, Angel Marval-Rodriguez, Maria del Refugio Castaneda-Chavez, Christian Reyes-Velazquez, Hectorina Rodulfo-Carvajal, Marcos De Donato-Capote
Summary: This study investigated the microbiological quality in the octopus production chain and found that the coliform levels in octopus packed in ice exceeded the permissible limits, posing a risk for human consumption. Differences in coliform levels were observed between fishing zones and seasons. The results highlight the need for an efficient cold chain and proper handling practices in octopus production to improve the situation.
Article
Fisheries
Angel Marval-Rodriguez, Ximena Renan, Gabriela Galindo-Cortes, Sarai Acuna-Ramirez, Maria de Lourdes Jimenez-Badillo, Hectorina Rodulfo, Jorge L. Montero-Munoz, Thierry Brule, Marcos De Donato
Summary: This study used otolith shape and genetic analyses to evaluate the differences between L. campechanus and L. purpureus populations in the southwestern Gulf of Mexico and the Venezuelan Caribbean. The results suggest that there are differences among the populations, indicating a speciation process for the western Atlantic red snappers, but not between L. campechanus and L. purpureus species.
Article
Agriculture, Multidisciplinary
Maria de la Luz Merino-Contreras, Froylan Sanchez-Morales, Maria de Lourdes Jimenez-Badillo, Carlos Alfonso Alvarez-Gonzalez, Cesar Gabriel Meiners-Mandujano, Emyr Saul Pena-Marin
ECOSISTEMAS Y RECURSOS AGROPECUARIOS
(2018)
