Results 81 to 90 of about 2,671 (204)

PENGAYAAN PAKAN BENIH RAJUNGAN (Portunus Pelagicus) STADIA MEGALOPA MELALUI PEMBERIAN BETA KAROTEN

open access: yesJournal of Aquaculture and Environment, 2020
Penelitian ini bertujuan untuk meningkatkan nilai nutrisi pakan alami rotifer dan artemia melalui penambahan beta karoten yang bersumber dari wortel. Penelitian ini dilaksanakan pada bulan Mei 2020 di unit pembenihan kepiting dan rajungan Balai Pe-rikanan Budidaya Air Payau (BPBAP) Takalar.
Andi Yusneri   +2 more
openaire   +2 more sources

Dietary partitioning among three cryptobenthic reef fish mesopredators revealed by visual analysis, metabarcoding of gut content, and stable isotope analysis

open access: yesEnvironmental DNA, Volume 6, Issue 2, March–April 2024.
This study provides the first evidence of dietary partitioning of three common pseudochromid species in the Red Sea using a combination of (i) visual stomach content analysis, (ii) stomach content DNA metabarcoding (18S, COI), and (iii) stable isotope analysis (δ15N, δ13C). Our results revealed that Pseudochromis flavivertex, P.
Stephania Palacios‐Narváez   +8 more
wiley   +1 more source

Developmental morphology of mouthparts and foregut of the larvae and postlarvae of Lepidophthalmus siriboia Felder & Rodrigues, 1993 (Decapoda: Callianassidae) Morfologia funcional dos apêndices bucais e do estômago de larvas e pós-larvas de Lepidophthalmus siriboia Felder & Rodrigues, 1993 (Decapoda: Callianassidae)

open access: yesActa Amazonica, 2006
In this study, the gross morphology of the mouthparts and foregut of the ghost shrimp Lepidophthalmus siriboia were investigated from larvae and postlarvae reared in the laboratory.
Fernando Abrunhosa   +3 more
doaj   +1 more source

Invertebrate diversity associated with a shallow rhodolith bed in the Mediterranean Sea (Mar Piccolo of Taranto, south‐east Italy)

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 34, Issue 1, January 2024.
Abstract Rhodoliths, formed by free‐living coralline algae, are distributed worldwide, and the rhodolith beds (RBs) that they form are recognized as structurally complex habitats. In the Mediterranean, they are generally distributed in the mesophotic zone, at depths of 30–100 m; so far, only a few shallow RBs (<2 m) have been reported (e.g. Îles Kuriat,
Cataldo Pierri   +13 more
wiley   +1 more source

Cultivo de larvas de Ucides cordatus (LINNAEU, 1763) sob diferentes intensidades luminosas

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2014
O caranguejo-uçá, Ucides cordatus, é uma espécie típica dos manguezais brasileiros e tem grande importância econômica para as populações litorâneas tradicionais.
K.F. Cottens   +4 more
doaj   +1 more source

Spatial and Temporal Distribution of Blue Swimming Crab Larvae (Portunus pelagicus) in The Conservation Area of Betahwalang, Central Java

open access: yesIlmu Kelautan, 2020
Betahwalang has been one of the main contributors to the Blue Swimming Crab (BSC, Portunus pelagicus) fisheries production in Central Java Province. Recruitment of the BSC depends to a large extend on the abundance of crab larvae. However, information on
Sri Redjeki   +7 more
doaj   +1 more source

Redescription of the megalopa of Plagusia dentipes (Brachyura: Plagusiidae) from Japan

open access: yesCrustacean Research, 2000
9 páginas, 3 figuras, 1 tabla. Several megalopae of the plagusiid crab Plagusia dentipes were collected from Tateyama at the Pacific coast of Japan. The comparison of these specimens with previous descriptions of this stage from Japan, revealed a lack of detail in the earlier morphological accounts.
González-Gordillo, J. Ignacio   +2 more
openaire   +3 more sources

The migration of aquatic macrocrustaceans over an artificial barrier in the uThukela river, South Africa

open access: yesAfrican Journal of Ecology, Volume 62, Issue 1, January 2024.
Abstract Diadromous macrocrustaceans need connectivity between the ocean, estuary and river to complete their life cycle. Instream barriers in lower reaches of rivers threaten upstream migrations of diadromous macrocrustaceans. Varuna litterata migrate upstream after a spawning event out at sea. These migration events have been poorly documented.
Matthew J. Burnett   +2 more
wiley   +1 more source

Life Cycle and Biology of Portunid Crabs [PDF]

open access: yes, 2015
In crustaceans, as growth progresses, certain dimensions of the animal’s body may grow much more than others, resulting in the phenomenon known as relative growth (Hartnoll, 1974). Studies of relative growth are often used to determine changes in the
Josileen, Jose
core  

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