Journal Articles: Recent submissions
61-80 / 1221
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Motile aeromonads recovered from tilapia (Oreochromis niloticus) cultured in earthen ponds in the Philippines: Assessment of antibiotic susceptibility and multidrug resistance to selected antibiotics
Pakingking, Rolando V., Jr.
; Espanola, Jasca Gayle ; Palma, Peter ; Usero, Roselyn (AquacultureHub Inc., 2022-07)
A total of 177 motile Aeromonas spp., comprised of A. hydrophila (n=162) and A. sobria (n=15), isolated from the water, sediment, gills and intestines of tilapia collected from the grow-out culture earthen ponds in the ... -
Growth and carrageenan quality of sporophyte and gametophyte of the commercially important red seaweed Kappaphycus alvarezii
Luhan, Maria Rovilla; Mateo, Jonalyn ; (Science and Technology Information Institute, Department of Science and Technology, 2022)
One dilemma facing the farming of the carrageenophyte Kappaphycus is the deteriorating quality of seedstock. Rejuvenating the commercial stocks using spores from reproductive wild parents that are sexually and asexually ... -
Identification of a chromosomally-encoded sucrose operon-like gene cluster in Vibrio parahaemolyticus strain PH05 isolated from Negros Island, Philippines
De Mesa, Czarina Anne; Mendoza, Remilyn ; Amar, Edgar ; ; Saloma, Cynthia (Cold Spring Harbor Laboratory, 2021-02-27)
The ability of bacteria to metabolize a wide variety of carbon sources has been known to aid in their ability for efficient colonization. Vibrio parahaemolyticus, a known aquatic pathogen has been reported to have the ... -
Grazing periodicity, grazing rate, feeding preference, and gut examination of early juveniles of abalone Haliotis asinina–fed five benthic diatom species
Villa-Franco, Annie; de la Peña, Milagros R. ; Nievales, Marie (Springer, 2022-06-03)
This study evaluated the suitability of five diatom species (Amphora sp., Cocconeis sp., Navicula ramosissima, Nitzschia sp., and Tryblionella sp.) as food to abalone Haliotis asinina early juveniles (5-mm shell length). ... -
Seasonal growth, organ indices and food consumption of the Japanese scallop Patinopecten yessoensis (Jay, 1857) in relation to food availability in Tokoro seabed, Okhotsk Sea, North Japan
Aya, Frolan; Kudo, Isao (The Plankton Society of Japan (The Japanese Association of Benthology), 2022-05-30)
The coastal waters off Tokoro, Okhotsk Sea have been characterized by a substantial decrease in primary production from spring to summer season which will have repercussions on the maintenance of the Japanese scallop ... -
Comparison of commercial Spirulina, live Navicula sp. and Chaetoceros calcitrans concentrate as settlement cues for sandfish, Holothuria scabra
Sibonga, Rema; ; Lebata-Ramos, Ma. Junemie Hazel ; Nievales, Marie ; Pedroso, Fiona (Springer, 2022-05-23)
The settlement of sea cucumbers is a crucial phase of larval development because the highest mortality occurs at this stage. Substrates and cues are commonly used to induce larval settlement. Commercial algae and live ... -
Settlement of oyster Magallana bilineata (Röding, 1798) spat in the natural environment: Seasonality and substrate texture preference
Lebata-Ramos, Ma. Junemie Hazel; ; Solis, Ellen Flor ; ; Sibonga, Rema ; (Malacological Society of Australasia; Society for the Study of Molluscan Diversity; Taylor and Francis, 2022-05-12)
This study determined the seasonality of Magallana bilineata spat settlement in a natural oyster bed and established surface texture preference of competent larvae by comparing the numbers of spat settling on the smooth ... -
Biofloc-based nursery production system: Heeding the call towards a sustainable shrimp culture industry in the Philippines
Caipang, Christopher Marlowe; ; Fagutao, Fernand ; Pakingking, Rolando V., Jr. ; (International Network for Natural Sciences, 2022)
The increasing global population resulted in intense pressure on the food production sectors to meet the rise in food demand. The aquaculture industry, which is one of the major food production sectors, provides opportunities ... -
Effect of background tank color in combination with sand substrate and shelters on survival and growth of Scylla tranquebarica instar
; Hamasaki, Katsuyuki; Shapawi, Rossita ; Kawamura, Gunzo ; Huervana, Joana Joy ; Yong, Annita Seok Kian (Elsevier, 2022-05)
Effect of tank color in combination with substrate-shelters on the survival and growth of the instar of purple mud crab, Scylla tranquebarica (initial body weight of 28.7 ± 2 mg) was investigated. Ten treatments were tested ... -
Phylogenetic analysis of tilapia lake virus (TiLV) isolates from the Philippines based on partial genome segment 3 sequences
Logronio, Dan Joseph; ; Romana-Eguia, Maria Rowena R. ; ; ; (College of Agriculture and Food Science, University of the Philippines Los Baños, 2022-03)
This study aimed to expand current knowledge on TiLV genetic diversity by sequence analysis of a portion of genome segment 3 of TiLV detected from the Philippines. This includes a recently deposited sequence in GenBank ... -
Economic analysis of stake and rack-hanging methods of farming oysters (Crassostrea iredalei) in the Philippines
; Davis, George (Elsevier, 1998)
The cost efficiency of stake and rack-hanging methods of farming oysters are compared. Annual costs and returns data for both methods were obtained from a socioeconomic survey conducted in 1991 at the Aquaculture Department ... -
Efficacy of poultry by-product meal as an effective alternative to fish meal in aquaculture feed for milkfish Chanos chanos
Sugita, Tsuyoshi; ; Sumbing, Joemel (Japan International Research Center for Agricultural Sciences, 2020)
We verified the efficiency of poultry by-product meal (PBM) as a substitute for fish meal (FM) in feed for juvenile milkfish (Chanos chanos). Juveniles (mean 48.0 g) were fed for 12 weeks with two experimental feeds ... -
Intracellular production of recombinant GnRH1 in yeast, Pichia pastoris, and its potential as oral treatment to advance gonadal development in juvenile orange-spotted grouper, Epinephelus coioides
Nocillado, Josephine; Palma, Peter ; Wang, Tianfang ; ; Levavi-Sivan, Berta ; Elizur, Abigail (Elsevier, 2022-05)
Late maturation and large size at maturity are significant challenges when administering hormonal treatments in captive broodstock. Here, we report the potential of yeast, Pichia pastoris, as a vehicle to orally deliver a ... -
A technical and economic evaluation of supplemental feeding strategies for Nile tilapia (Oreochromis niloticus L.) reared in lake-based cages
Romana-Eguia, Maria Rowena R.; ; Aya, Frolan ; ; (AquacultureHub Inc., 2022-03)
Tilapia cage farming in eutrophic lakes uses low stocking densities since tilapias can thrive mainly on natural food or minimal supplementary feeding. For semi-intensive Nile tilapia cage culture, feeding strategies to ... -
Residence time models and Pyrodinium blooms in Matarinao and Murcielagos Bays, Philippines
; Benico, Garry; Yñiguez, Aletta ; Alabia, Irene D. ; ; ; Azanza, Rhodora ; Villanoy, Cesar (Department of Science and Technology, 2022-03)
This is the first report on hydrodynamic models to determine current and water residence time patterns for Matarinao and Murcielagos bays in the Philippines, which have a long history of harmful algal blooms (HABs). Field ... -
Phytochemical composition antioxidant and antibacterial activity of the Philippine marine green alga (Ulva pertusa)
Pakingking, Rolando V., Jr.; Usero, Roselyn ; ; Logronio, Dan Joseph ; Caipang, Christopher Marlowe (Springer, 2022-03)
The phytochemical constituents, total phenolic and flavonoid contents, antioxidant and antimicrobial activities of the ethanolic extract of the marine green alga Ulva pertusa collected from floating fish net cages off the ... -
The influence of monosex rearing on gonad maturation and reproductive behavior of Indian white prawn, Penaeus indicus broodstock
Santander-Avancena, Sheryll; Monteclaro, Harold ; Estante-Superio, Erish ; ; Traifalgar, Rex Ferdinand (Elsevier, 2022-02)
Monosex culture was proven to be an effective rearing method for grow-out, but in a closed-cycle hatchery, males and females are usually reared communally in tanks until maturation. This study determined the effect of ... -
Biofloc technology (BFT): A promising approach for the intensive production of ornamental fish
; ; ; Pakingking, Rolando V., Jr.; Caipang, Christopher Marlowe (Bioflux (Bioflux SRL), 2021)
Biofloc technology (BFT) is an approach in the rearing of fish and shrimp as a means to support intensive culture, maintain optimum water quality, recycle the nutrients and reduce feed costs. The technology is primarily ... -
Effects of exogenous hormones and broodstock age on the spawning response of captive silver therapon Leiopotherapon plumbeus
Aya, Frolan; ; Garcia, Luis Maria (Wiley, 2022)
Evaluation of appropriate hormone and ideal broodstock age for optimal breeding efficiency may ensure the production of good quality eggs and larvae in the hatchery. In this study, the spawning response of captive silver ... -
Rearing silver therapon Leiopotherapon plumbeus (Teleostei: Terapontidae) larvae using euryhaline rotifers as starter food
Aya, Frolan; ; Garcia, Luis Maria (College of Agriculture and Food Science, University of the Philippines Los Baños, 2021-12)
The silver therapon Leiopotherapon plumbeus is an important but dwindling freshwater food commodity in Philippine freshwater habitats. The influence of feeding regimes on growth performance and survival of first-feeding ...
