Journal Articles: Recent submissions
Now showing items 61-80 of 1231
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An innovative biofloc technology for the nursery production of Pacific whiteleg shrimp, Penaeus vannamei in tanks
Caipang, Christopher Marlowe
; ; ; ; Pakingking, Rolando V., Jr. ; ; (International Network for Natural Sciences, 2022-10-09)
Nursery production of shrimp is usually done in small ponds; however, the use of small and circular tanks with plastic liners is gaining popularity. From an industry standpoint, there is still a need to assess how nursery ... -
Vibrio load and percentage composition of sucrose‐fermenting vibrios in Nile tilapia (Oreochromis niloticus) cultured in brackish water earthen ponds and biocontrol potential of recycled tilapia‐conditioned greenwater against population growth of V. parahaemolyticus and non‐sucrose‐fermenting vibrios in the grow‐out culture of white leg shrimp (Litopenaeus vannamei)
Pakingking, Rolando V., Jr.; Palma, Peter ; ; Usero, Roselyn (Wiley, 2022-10-20)
Vibrio are known opportunistic pathogens of pond-cultured fish and shrimp. This study determined the presumptive Vibrio count (PVC) and percentage composition of “beneficial” sucrose-fermenting vibrios (SFVs) ... -
Acute lethal toxicity of dried garlic (Allium sativum) powder on orange-spotted grouper (Epinephelus coioides) juveniles under static exposure
(European Association of Fish Pathologists, 2022-10-05)The present study was carried out to assess the toxic effect and determine the lethal concentration of dried garlic (Allium sativum) powder on the orange-spotted grouper (Epinephelus coioides) juveniles. ... -
Evaluation of seafloor environmental characteristics of harvesting ground of a kelp Saccharina longissima using GIS in the Pacific coastal area of eastern Hokkaido, Japan
Ito, Sayaka; ; ; Hasegawa, Natsuki ; ; ; ; ; ; ; ; (Elsevier, 2022-09)
The characteristics of the seafloor environment of the harvesting grounds of the kelp, Saccharina longissima, were evaluated by spatial analysis using a geographic information system (GIS) in the Pacific coastal area of ... -
Daytime habitat use and abundance of a freshwater shrimp Macrobrachium yui Holthuis, 1950 (Decapoda: Palaemonidae) in tropical forest stream, northern Laos
; ; ; ; ; ; Ito, Sayaka (Carcinological Society of Japan, 2021-11-30)
From 2008 to 2014, we monitored the abundance and daytime habitat use of the freshwater shrimp Macrobrachium yui at a fixed site on a tributary of the Xuang River in northern Laos. Throughout the monitoring period, ... -
Use of rotifers-fed microalgal paste in the seed production of mangrove crab Scylla serrata in the Philippines
Huervana, Joana Joy; ; Villa-Franco, Annie (Springer, 2022-09-09)
Despite the progress in the production of artificial diets for marine larvae, feeding during the early life stages of most aquaculture species still relies on live feeds such as rotifers. Advanced rotifer culture techniques ... -
Cage culture of tropical eels, Anguilla bicolor pacifica and A. marmorata juveniles: Comparison of growth, feed utilization, biochemical composition and blood chemistry
Aya, Frolan; Garcia, Luis Maria (Wiley, 2022-11-02)
This study examined the performance and suitability of two tropical anguillid eels, Anguilla bicolor pacifica and A. marmorata, under cage culture conditions. Juvenile eels (1.73 ± 0.14 g body weight) of each ... -
Accumulation and depletion of oxytetracycline (OTC) and oxolinic acid (OXA) in Pompano, Trachinotus blochii
Tendencia, Eleonor (European Association of Fish Pathologists, 2022-09-03)
Accumulation and depletion including withdrawal period for oxytetracycline (OTC) and oxolinic acid (OXA) in pompano (Trachinotus blochii) were determined following oral administration. Pompano were cultured in 250-L ... -
Effect of water mass mixing on phytoplankton dynamics in the scallop culture areas off Okhotsk Sea: A microcosm experiment
Aya, Frolan; Kudo, Isao (Elsevier, 2022-09)
The nearshore (Soya Warm Water (SWW)) and offshore (Intermediate Cold Water (ICW) and Okhostk Sea Low Salinity Water (OSLSW)) waters in the Okhotsk Sea differ substantially in their physico-chemical characteristics. Thus, ... -
Proteus mirabilis (MJA 2.6S) from saline-tolerant tilapia exhibits potent antagonistic activity against Vibrio spp., enhances immunity, controls \(\mathsf{NH_3}\) levels and improves growth and survival in juvenile giant tiger shrimp, Penaeus monodon
Apines-Amar, Mary Jane; Caipang, Christopher Marlowe ; ; ; Amar, Edgar ; ; Pedroso, Fiona (Wiley, 2022-08-10)
Of several isolates from saline-tolerant tilapia exhibiting anti-vibrio activity, an isolate that demonstrated inhibitory activity with the biggest zone of inhibition against the shrimp pathogens, Vibrio harveyi and V. ... -
Evaluation of maturation promoting factor in polychaete (Marphysa sp.) on Indian white prawn, Penaeus indicus female broodstock
Santander-Avancena, Sheryll; Traifalgar, Rex Ferdinand ; Monteclaro, Harold ; ; ; ; Quinitio, Gerald (Wiley, 2022-07-15)
Polychaete is considered the best maturation diet for penaeids; however, fluctuating supply and quality warrant detailed studies to understand the specific maturation-promoting factors present in polychaete. Indian white ... -
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 ...
