Results 1 to 10 of about 235 (71)

Expansion of southern distributional range of Ucides occidentalis (Decapoda: Ucididae) and Cardisoma crassum (Decapoda: Gecarcinidae) [PDF]

open access: yesRevista Peruana de Biología, 2017
Is recorded the species of crabs brachyuran Ucides occidentalis (mangrove crab) and Cardisoma crassum (Blue crab or without mouth) in the mangroves of San Pedro (Piura), expanding its geographical distribution south of Tumbes, which was the known limit ...
Solange Alemán, Elmer Ordinola
doaj   +10 more sources

The nature of science: The fundamental role of natural history in ecology, evolution, conservation, and education. [PDF]

open access: yesEcol Evol, 2023
Natural history research is crucial for any competitive science curriculum, but it faces a wide array of challenges in the current academic environment, including a critical lack of funding and support. In this paper, we review the critical importance of natural history science for studying evolution, ecology, conservation, the earth science, as well ...
Nanglu K   +11 more
europepmc   +2 more sources

EFECTO DE ETIQUETAS PIT EN LA CONDICIÓN DE Cardisoma crassum (BRACHYURA: GECARCINIDAE) EN CAUTIVERIO, DE HICACO, VERAGUAS, PANAMÁ [PDF]

open access: yesScientia, 2023
La trazabilidad en acuicultura y estudios de campo requiere identificación confiable de los individuos. Las etiquetas internas pueden ayudar a mantener registros de identidad y evitar la pérdida típica de etiquetas externas debido a la muda en los crustáceos.
Lombardo González, Roberto Carlos
openaire   +3 more sources

Burrow fidelity in the blue crab, Cardisoma crassum Smith, 1870 (Brachyura: Gecarcinidae) from the Ponuga River, Veraguas, Panama

open access: yesNauplius, 2022
From January to June 2021, mark-recapture and biometric data were collected from a population of blue crab, Cardisoma crassum Smith, 1870, from Ponuga, in Veraguas, Panama. Recapture histories of 163 crabs indicate strong burrow fidelity.
Roberto C. Lombardo, Maryory Rojas
doaj   +4 more sources

Terrestrial crustaceans (Arthropoda, Crustacea): taxonomic diversity, terrestrial adaptations, and ecological functions. [PDF]

open access: yesZookeys, 2023
Terrestrial crustaceans are represented by approximately 4,900 species from six main lineages. The diversity of terrestrial taxa ranges from a few genera in Cladocera and Ostracoda to about a third of the known species in Isopoda.
Marin IN, Tiunov AV.
europepmc   +4 more sources

Talla y peso de Cardisoma crassum y Ucides occidentalis colectados por la pesca artesanal en Chame, Pacífico panameño

open access: yesGayana, 2023
Los cangrejos semiterrestres juegan un papel importante en la dinámica ecosistémica de los manglares, y también son sostén económico para las comunidades costeras bajo el desarrollo de la pesca artesanal.
Alicia De León   +3 more
doaj   +5 more sources

Primera observación documentada de depredación del cangrejo azul (Cardisoma crassum) por el aguililla negra menor (Buteogallus anthracinus) en Oaxaca, México

open access: yesHuitzil, 2023
Existe poca información sobre la dieta del aguililla negra menor (Buteogallus anthracinus) en México. Presentamos la primera observación documentada de depredación sobre un cangrejo por el aguililla negra menor en un manglar en la costa de Oaxaca ...
Gaudencio Escamilla Cortés   +1 more
doaj   +2 more sources

Evaluación de la presencia de Cu, Co, Cd, Pb y As, en sedimentos superficiales mediante espectrofotometría de absorción atómica y diversidad de Anadara tuberculosa y Cardisoma crassum, en tres sectores de los manglares del Estuario del Río Cojimíes [PDF]

open access: yes, 2022
The present experimental work evaluated the presence of heavy metals Cu, Co, Cd, Pb and As in surface sediments by means of atomic absorption spectrophotometry and the diversity of Anadara tuberculosa and Cardisoma crassum in three sectors of the Cojimíes River Estuary in order to find out if the maximum permissible limits of contamination by heavy ...
Live Moncayo, Verónica Elizabeth   +1 more
openaire   +4 more sources

Growth parameters and age estimates of the mouthless crab, Cardisoma crassum Smith, 1870 (Brachyura: Gecarcinidae) from the Montijo Gulf, Pacific coast of Panama

open access: yesNauplius
The asymptotic carapace width (L ∞ ) and growth coefficient (k) parameters of the mouthless crab, Cardisoma crassum, were estimated, and the von Bertalanffy growth function was fitted to predict mean crab carapace width at different ages.
Roberto C. Lombardo
doaj   +2 more sources

PESCA ARTESANAL DE Cardisoma crassum (Cangrejo) y Ucides occidentalis (Mangote) EN EL SECTOR NORORIENTAL DEL GOLFO DE MONTIJO, PACIFICO DE PANAMA

open access: yesTecnociencia, 2018
Los cangrejos semiterrestres juegan un papel importante en la ecología de los sistemas de manglar, además de constituir un recurso económico importante para las comunidades costeras. A pesar de esto, se sabe poco sobre su biología y pesquería en Panamá y
Ángel Javier Vega
doaj   +1 more source

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