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Article
Repeated reaching of the harmful algal bloom of Karenia spp. around the Pacific shoreline of Kushiro, eastern Hokkaido, Japan, during autumn 2021
Unprecedented large-scale algal blooms were observed during autumn 2021 around the Katsurakoi fishing port, Kushiro, eastern Hokkaido, Japan. Monitoring of shoreline water showed that chlorophyll a (Chl a) concen...
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Article
Open AccessAssessment of genetic diversity in Coho salmon (Oncorhynchus kisutch) populations with no family records using ddRAD-seq
Selective breeding for desirable traits is becoming popular in aquaculture. In Miyagi prefecture, Japan, a selectively bred population of Coho salmon (Oncorhynchus kisutch) has been established with the original,...
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Article
Determination of periods of sensitivity to low-salinity and low-temperature conditions during the early development of cultured Japanese eel Anguilla japonica larvae with respect to the rate of morphological deformity at completion of yolk resorption
The present study analyzed the rate of occurrence of deformities at completion of yolk resorption after Japanese eel larvae were exposed to low-salinity (29 psu) or low-water-temperature (20 °C) conditions (af...
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Article
Automated screening and primer design of fish microsatellite DNA loci on pyrosequencing data
In recent years, massive sequencing approaches have allowed us to determine genomic structures of various organisms rapidly, raising novel applicability of the high-throughput sequence data obtained to various...
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Article
Multiplex PCR panels of novel microsatellites for the ark shell Scapharca broughtonii (Pteriomorphia, Arcoida)
A pivotal role of conservation genetics is to establish an appropriate strategy to maintain the genetic diversity of animals with dwindling natural resources. Tackling this issue requires polymorphic genetic m...
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Article
Identification of a heparin-binding, mesoderm-inducing peptide in the swim-bladder of the red seabream, Pagrus major: a probable fish fibroblast growth factor
The brain, pituitary, liver, ovary and swim-bladder of the red seabream (Pagrus major) were screened for the presence of a growth factor capable of stimulating the proliferation of BHK-21 cells, and the swimbladd...