Armando T. Wakida-Kusunoki

Instituto Nacional de Pesca y Acuacultura Mexico

The first case of albinism in the three-rowed sea cucumber, Isostichopus badionotus (Selenka, 1867), is reported here through the study of two specimens caught by commercial divers fishing off the Yucatán coast of Mexico. The dorsal lengths of the albino sea cucumber specimens were 24.5 and 25.5 cm, with gutted weights of 350 and 400 g, respectivel...

Se sabe que los plecostomas exóticos se encuentran establecidos en México. Pterygoplichthys multiradiatus está establecido en Campeche, Chiapas y otras localidades del centro y oeste de México. Reportamos el primer registro de otro plecostoma establecido en el sureste de México. Siete ejemplares de Pterygoplichthys pardalis fueron capturados en una...

The freshwater mussel Dreissena rostriformis bugensis (Andrusov, 1897) has been identified as an invader on different continents. Here, we report the first record of quagga mussel species in México. We detected quagga mussels in El Carrizo reservoir in the Mexican state of Baja California on July 12, 2014. Additional studies in both regions indicat...

This study analyzed the weight-length relationship, meat yield and sex ratio of the fighting conch Strombus pugilis. The samples were collected in the area of Chelem, Yucatan during arrivals of organisms that occurred due to the presence of cold fronts in December 2020 and January 2021. A total of 303 individuals (159 males and 140 females and four...

The presence of microplastics (MPs) in marine environments has been extensively documented. However, studies of terrestrial species are scarce. Fecal samples (105) of lagomorphs were collected at sites with different levels of urbanization in the Baja California Chaparral and analyzed to quantify and characterize MPs found in the feces. The lagomor...

En el año de 1997 se inicia, formalmente, la explotación del camarón siete barbas, después de un periodo con permiso de pesca de fomento, donde bajo criterios científicos de aspectos biológicos, ecológicos, económicos y sociales se autoriza la actividad. Dentro de esos criterios, la captura incidental de camarón blanco y otras especies fueron as...

We present information about new records of 11 species of chondrichthyans in the southern Gulf of Mexico, adding information about new specimens and occurrence of the species in Mexican waters. The second record of the Bathytoshia centroura, Mustelus sinusmexicanus, Mobula hypostoma and Squalus clarkae species for Mexico is presented, as well as ne...

An abnormal embryo (male of 465 mm total length) and 13 other embryos were removed from a pregnant female bull shark (Carcharhinus leucas) caught in coastal waters between the Grijalva River and Terminos Lagoon in the southwestern Gulf of Mexico. The first record of synophthalmia and leucism in the bull shark is presented. The shark cyclopia case i...

Fishing of the brown shrimp Penaeus aztecus is an important socioeconomic activity, generating income and different jobs for the fishing sector; however, this species is exposed to contaminants such as toxic metals. The objective of this research was to determine the concentrations of Cd, Pb, Cr, and Ni in brown shrimp P. aztecus from the northwest...

Se recolectó información de un total de 31,354 cocineros, con un peso de 7,660 kg. De la muestra sexada se obtuvo una proporción de 1.2:1 machos: hembras. La relación de LT-PT fue alométrica negativa (PT=0.018LT^2.86) al igual que lo observaron Gallardo-Cabello et al. (2007) y Mair et al. (2012)., lo que muestra un pez que no mantiene la forma de s...

Background. Seven remora species are described for the Eastern Pacific, of them Remora brachyptera has not been confirmed in South Mexican Pacific. Goals. The aim of this note is to report the presence of R. brachyptera on the Gulf of Tehuantepec. Methods. The specimen was collected during sportfish activities in May 2013 in the Gulf of Tehuantepec...

Sphyrna gilberti is a large hammerhead shark described off South Carolina and data distribution on other regions of the Western Atlantic are unknown. An adult male with a total length of 240 cm was collected in 2021 on Campeche, Southwestern Gulf of México. The precaudal vertebral count of the examined individual was 89, and a large head and a robu...

The present work analyzes the current situation of scientific research on heavy metals and current regulations in macroinvertebrates (Penaeus) from the coastal region of the Gulf of Mexico. Its association with public health was identified based on national and international permissible limits for this fishery resource. The research analysis identi...

La pesca de camarón en la zona lagunar y costera de Campeche y Yucatán es una actividad que no se encuentra regularizada y se realiza principalmente en el periodo de frentes fríos denominados “nortes” (noviembre a febrero). Para conocer la situación socioeconómica de los pescadores de camarón y recomendar medidas de manejo y de control, se realizar...

This is the first report of coexistence of pedunculate barnacles, Conchoderma auritum and C. virgatum in the mouth, and with the copepod Gloiopotes huttoni in the precaudal zone, on the black marlin, Istiompax indica, a as host. This is also the first note of a new non-mammalian host for C. auritum. The host specimen was caught in sport fishing in...

This is the first report of coexistence of pedunculate barnacles, Conchoderma auritum and C. virgatum in the mouth, and with the copepod Gloiopotes huttoni in the precaudal zone, on the black marlin, Istiompax indica, a as host. This is also the first note of a new non-mammalian host for C. auritum. The host specimen was caught in sport fishing in...

Aquatic organisms, such as fish, are important indicators of the bioavailability of metals in coastal environments, demonstrating the capacity of different species to bioaccumulate these metallic elements. The fluvial-lagoon system of the Palizada River is an important ecosystem for its terrestrial and aquatic biological diversity where fishing is...

This work shows an update of the sightings and reports of tiger shrimp on the Mexican coast of the Gulf of Mexico recorded from 2012 to 2019 and reports the smallest specimen found in the western Atlantic. The results show an increase of almost 300% in sightings and reports since the first report. The zone with most sightings and reports was the co...

Record and establishment of the non-native Loricariid catfish genus Pterygoplichthys (Siluriformes: Loricariidae) in the Coastal Plain of San Blas, Nayarit, Southeast Gulf of California, Mexico The establishment of non-native Loricariid catfish (Siluriformes: Loricariidae) of the genus Pterygoplichthys, in the Coastal Plain of San Blas, Nayarit, So...

An abnormal bifid rostrum is reported for the first time for a wild-caught subadult female (carapace length = 22.5 mm) of the pink shrimp Farfantepenaeus duorarum (Burkenroad, 1939) from Celestun lagoon, Yucatan, southern Gulf of Mexico. A review of registers on morphological abnormalities in shrimps of the family Penaeidae is provided.

Regional ecological information is relevant to the international management of vulnerable species such as sharks. On the basis of monthly fishery data (2007–2010) from two small-scale multispecies fleets, namely, the bottom longline fleet (MLL) and vertical line+shark-specific longline fleet (VL+SSL) operating on the Campeche Bank, we recorded 19 s...

This is the first report of Charybdis (Charybdis) hellerii (A. Milne-Edwards, 1867) on the Mexican coast of the Gulf of Mexico. Six specimens were collected with crab traps in Sisal, Yucatan, and one in Bahamita on the marine coast of the Laguna de Términos in Campeche, Mexico, with a seabob trawl net. Further sampling and monitoring are required t...

Sexual maturity of yellowfin tuna (Thunnus albacares) was analyzed through data of the On-Board Observer Program on Longline Vessels in the Gulf of Mexico. The analyzed information corresponds to 413 961 individuals with a sexual composition of 224 564 males (54.25%), 166 835 females (40.30%) and 22 562 undetermined (5.49%). The sex ratio male:fema...

Freshwater prawn fishing of the genus Macrobrachium in the Palizada River, Campeche, Mexico is an important economic activity. Based on surveys information on the economic and social situation of shrimp fishermen was obtained, in order to provide basic data for the management of this resource. A total of 92 surveys were conducted in 11 communities,...

Amazon sailfin catfish (Pterygoplichthys pardalis) is considered one of the greatest threats to the biodiversity of continental aquatic systems, causing serious economic and environmental problems in the regions. In this work, the production of biodiesel from Amazon sailfin catfish biomass oil is studied. e physical and chemical properties of biofu...

La presencia de pez león se ha observado en la captura incidental de la flota escamera de mediana altura, la cual realiza sus operaciones de pesca en el banco de Campeche y su especie objetivo es el mero rojo Epinephelus morio. En este trabajo se analizan aspectos biológicos y pesqueros de esta especie invasora, tales como la distribución de tallas...

Abstract.- A Bathytoshia centroura female of 181 cm disk width was found during the monitoring of small scale fishery in the state of Tabasco, Mexico. The specimen was caught by a gill net vessel at 32 km northeastern of the port of Sanchez Magallanes, at 78 m depth. Large size and spacing of mid-dorsal bucklers, conspicuous tubercles on the outer...

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 El Área de Protección de Flora y Fauna Laguna de Términos ubicada al sur del Golfo de México, en el estado de Campeche, es una zona de refugio para muchas especies de importancia ecológica y valor comercial, tal es el caso del camarón siete barbas (Xiphopenaeus kroyeri). Esta especie, objetivo de las pesquerías por más de cuatro décadas, fo...

On 2 July, 2014 in the docking of the Copesmar fishing cooperative in Frontera, Tabasco, Mexico, an Ariopsis felis specimen was captured, which displayed kyphosis and scoliosis of the vertebral column, diagnosed by high resolution X-ray. This is the first report of axial skeleton deformities in the genus Ariopsis.

Exotic armoured catfishes are known to be established in central and southeastern Mexico. We report the first record of the Amazon sailfin catfish, Pterygoplichthys pardalis, in Veracruz State, located on the eastern Gulf of Mexico. We captured one specimen in the Comejen River in La Florida, in March 2009, seven specimens in the Calzadas River tri...

Giant tiger shrimp Penaeus monodon (Decapoda: Penaeidae) has been reported as an invader in the Gulf of Mexico. We present the first record of P. monodon in the Chelem Lagoon, Yucatan, Mexico. On Febru-ary 27, 2015, two giant tiger shrimp specimens were caught by fishermen using a stow net (current net) at the bridges of the road to Yucalpeten harb...

The geographic range of Sanopus reticulatus Collette, 1983 in the Yucatán Peninsula is extended about 75km southwest to Celestún and about 200km to Las Coloradas. During the periods of algal blooms in Telchac and Las Coloradas and specific sampling in Celestún, Yucatán, on August 14 and September 26 and 27, 2015, 10 specimens were collected, provin...

The first record of Ambidexter symmetricus from the Yucatán Peninsula is herein reported; extending the geographic range of the species to the southeastern Gulf of Mexico. During monthly visits to Seybaplaya, Campeche in 2014, a total of 13 specimens were collected from May to November; 1 specimen was male and the rest were ovigerous females, sugge...

Se caracterizaron los artes de pesca, el número de pescadores, la distribución de longitudes y los rendimientos de pesca en la captura de camarón en la zona costera de Campeche y Yucatán durante el año 2015. En la primera entidad, la pesca de camarón es una actividad de gran importancia económica y social que se desarrolla principalmente como pesca...

This is the first report of predation of devil fish Pterygoplichthys pardalis by Mexican snook Centropomus poeyi. The observations were made after dissecting the stomachs of six specimens of Mexican snook, collected on 13 and 14 April, 2014, during a sport fishing tournament in Palizada, Campeche, Mexico. Additional fieldwork is necessary to docume...

This is the first report of predation of devil fish Pterygoplichthys pardalis by Mexican snook Centropomus poeyi. The observations were made after dissecting the stomachs of six specimens of Mexican snook, collected on 13 and 14 April, 2014, during a sport fishing tournament in Palizada, Campeche, Mexico. Additional fieldwork is necessary to docume...

ABSTRACT. Giant tiger shrimp Penaeus monodon has been declared as an invader in the western coast of Atlantic Ocean. We report the first records of P. monodon in the eastern Peninsula of Yucatan, Mexico. On 14 October and 25 November 2014, three giant tiger shrimps were caught in Río Lagartos Lagoon. The total lengths of the shrimp were between 210...

Two specimens of lionfish Pterois volitans were found for the first time on the south coast of Tabasco in southeastern Mexico. This was the fifth time that this fish has been located on the Mexican coast of the Gulf of Mexico. The presence of lionfish on the Tabasco coast of Mexico is discussed. comenta y discute.

This paper describes the first record of total albinism in the southern stingray Dasyatis americana. The disc width of the albino sub adult female specimen was 640 mm and the total weight was 9,850 g. It was captured in the coast of Tabasco, southeastern Mexico.

La presencia de especies exóticas invasoras es considerada como una de las mayores amenazas para la conservación de especies, hábitat y procesos ecológicos. La fauna introducida es responsable de un elevado número de daños ambientales, que se presentan en el Área de Protección “Laguna de Términos” (APFyFLT), como consecuencia de la depredación, la...

Length-weight relationships (LWR) were calculated for 18 species representing 11 families of fishes. A total of 958 fish specimens from the southwestern Terminos Lagoon, Campeche (Mexico), several of which had none or few LWRs available in FishBase, were sampled (except December) using a shrimp otter trawl net from September 2003 to August 2004. Sa...

Malformations de l’axe vertébral chez Pterygoplichthys pardalis (Siluriformes, Loricariidae), un poisson-chat amazonien introduit dans la rivière Palizada (Sud-Est du Mexique). Le poisson-chat amazonien Pterygoplichthys pardalis (Castelnau, 1855) est une espèce introduite dans la rivière Palizada (Sud-Est du Mexique). Depuis 2008, nous menons des...

RESUMEN Se analizó la presencia de peces invasores en el sureste de México (Tabasco, Campeche, Yucatán y Quintana Roo). Mediante una revisión bibliográfica se identificaron reportes de presencia, estatus e impactos de 12 especies: seis cíclidos, dos ciprínidos, dos loricáridos, un esciénido y un escorpénido. De los reportes, 90% se localizan en la...

Between June 2012 and January 2013, nine specimens of the giant tiger shrimp Penaeus monodon Fabricius, 1798 were caught off the Mexican Gulf coast. The average total length of these specimens was 28.1 cm. This is the first record of this invasive shrimp on the Mexican Gulf coast. The appearance of this shrimp species is a concern because of the ef...

RESUMEN. Se presenta el análisis de la fauna acompañante de camarón (FAC) en la costa de Tamaulipas durante el verano de 2005. Las muestras fueron obtenidas mediante un crucero de investigación con un diseño de muestreo estrati cado al azar por profundidad y latitud en 22 cuadrantes. Los resultados muestran que la relación FAC/camarón en toda la co...

This paper describes the first record of albinism in the gafftopsail catfish, Bagre marinus, on the coast of Tabasco, Mexico. The standard length of the albino specimen was 311 mm and the gutted weight was 962 g. It is not only the first record of albinism of the Bagre genus, but of any kind of fish in the southeastern Gulf of Mexico.

A male longfin mako shark Isurus paucus of 303 cm total length was found during the monitoring of small scale fishery in Nuevo Torno Largo, Tabasco. This is the first record of the species in the south-eastern Gulf of Mexico. The specimen was caught by a small longline vessel at 18o49′45″N 94o08′14″W. Snout and ventral coloration, pectoral fin leng...

Resumen: Se enlistan los peces del Área Natural de Protección de Flora y Fauna “Laguna de Términos” en Campeche, colectados por personal de la Universidad Autónoma del Carmen y el Instituto Nacional de la Pesca. Producto de 340 colectas en dos áreas principalmente: 253 en los márgenes interno y externo de la Isla del Carmen y 87 en el Sistema Fluvi...

Tilapia has become an important food commodity and a fast growing industry in many countries around the world including Mexico, with aquaculture outputs becoming more important in recent years. In Mexico, Tilapia aquaculture is mostly represented by small producers that live in the rural areas and complement their livelihood earnings with other act...

Se analizó el comportamiento de la abundancia, la relación peso-longitud y el índice gonadosomático de Pterygoplichthys pardalis en el río Palizada en Campeche, México. Se realizaron muestreos mensuales de junio de 2008 a mayo de 2009 con redes agalleras. Se colectaron 118 plecos cuyas tallas estuvieron entre 222 y 422.5 mm de longitud total (LT) y...

Abundance, length-weight relationship and gonad somatic index of PterygopUchthys pardalis in Palizada River, Mexico were analyzed. Monthly samplings were carried out from June 2008 to May 2009 with gill nets. A total of 118 plecos were catched; theirs sizes were between 222 and 422.5 mm of total longitude (TL) and weight between 72.8 to 385.4 g. Th...