Search Results - "Munehara, H"

Gene expression of antifreeze protein in relation to historical distributions of Myoxocephalus fish species by Yamazaki, A., Nishimiya, Y., Tsuda, S., Togashi, K., Munehara, H.

“…Gene expression of antifreeze proteins (AFPs) facilitates various species of fish to survive in near-freezing seawater. The marine sculpin genus Myoxocephalus…”
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Ontogenetic metamorphosis and extreme sexual dimorphism in lumpsuckers: Eumicrotremus asperrimus, Cyclopteropsis bergi and Cyclopteropsis lindbergi, may be synonymous by Hatano, M., Abe, T., Wada, T., Munehara, H.

“…Cyclopterids were hatched from egg batches that were laid in two empty buccinid snail shells collected from a depth of 340 m in the Sea of Japan. Larvae were…”
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Identification of hemiclonal reproduction in three species of Hexagrammos marine reef fishes by Kimura-Kawaguchi, M. R., Horita, M., Abe, S., Arai, K., Kawata, M., Munehara, H.

“…Natural hybrids between the boreal species Hexagrammos octogrammus and two temperate species Hexagrammos agrammus and Hexagrammos otakii were observed…”
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Structure of the seminal receptacle and sperm storage in the Japanese pygmy squid by Sato, N, Kasugai, T, Ikeda, Y, Munehara, H

“…To examine the mechanism of sperm storage in Idiosepius paradoxus, here we describe aspects of the mating behavior of I. paradoxus and the morphology of the…”
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Evidence for divergent natural selection of a Lake Tanganyika cichlid inferred from repeated radiations in body size by TAKAHASHI, T., WATANABE, K., MUNEHARA, H., RÜBER, L., HORI, M.

“…Divergent natural selection is thought to play a vital role in speciation, but clear, measurable examples from nature are still few. Among the many possible…”
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Dependence of paternity rates on alternative reproductive behaviors in the squid Loligo bleekeri by IWATA, Y, MUNEHARA, H, SAKURAI, Y

“…The mating behavior of captive Loligo bleekeri and the paternity of the resulting progeny were examined based on behavioral observations and genetic analyses…”
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Spawning substrata are important for breeding habitat selection but do not determine premating reproductive isolation in three sympatric Hexagrammos species by Kimura, M. R., Munehara, H.

“…Habitat use and spawning substrata were surveyed to characterize the contribution of habitat divergence to reproductive isolation in greenling Hexagrammos…”
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Spawning and maternal-care behaviours of a copulating sculpin, Radulinopsis taranetzi by Abe, T., Munehara, H.

“…The fertilization mode, and spawning and egg‐care behaviours of the sculpin Radulinopsis taranetzi were investigated in the laboratory. Embryonic development…”
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Ultrastructural observations of euspermatozoa and paraspermatozoa in a copulatory cottoid fish Blepsias cirrhosus by Hayakawa, Y., Munehara, H.

“…Euspermatozoa and paraspermatozoa of a copulatory (internal insemination with external sperm transfer) cottoid fish Blepsias cirrhosus were observed…”
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Dependance of paternity rates on alternative reproductive behaviors in the squid Loligo bleekeri by Iwata, Y, Munehara, H, Sakurai, Y

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Partial formation of sperm dimorphism from spermatocytes of the cottoid fish, Hemilepidotus gilberti in cell culture by Hayakawa, Y, Takayama-Watanabe, E, Watanabe, A, Kobayashi, M, Munehara, H, Onitake, K

“…Polymorphism of sperm is considered to be significant for the reproductive strategy in some animal species. The phenomenon is thought to occur in the…”
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Microsatellite markers and multiple paternity in a paternal care fish, Hexagrammos otakii by Munehara, H., Takenaka, O.

“…The fertilization success of sneaking behavior in a paternal care fish, Hexagrammos otakii, was estimated using microsatellites as genetic markers. Sneaking…”
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Mixed-species brooding between two Baikal sculpins: field evidence for intra- and interspecific competition for reproductive resources by Munehara, H., Sideleva, V.G., Goto, A.

“…In an examination of the distribution of nesting spaces of two Baikal sculpins, Paracottus kneri and Cottus kessleri, along two transects offshore at Bolshye…”
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Initiation of sperm motility depending on a change in external osmotic pressure in the noncopulatory marine cottid fish Gymnocanthus herzensteini by "Hayakawa, Y. (Tokyo Univ. (Japan)), Munehara, H.

“…"The initiation of sperm motility in a noncopulatory marine cottid fish, Gymnocanthns herzensteini, was examined. The spermatozoa, which were immotile in…”
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A new cottid species, Icelus sekii (Perciformes: Cottoidei), from Hokkaido, Japan by Tsuruoka, O.(Hokkaido Univ., Hakodate (Japan)), Munehara, H, Yabe, M

“…A new cottid species, Icelus sekii, is described on the basis of six specimens collected from off Rausu and Urakawa, Hokkaido Island, Japan. This species is…”
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Composition, biomass, and photosynthetic activity of the benthic algal communities in a littoral zone of Lake Baikal in summer by Nozaki, K., Morino, H., Munehara, H., Sideleva, V. G., Nakai, K., Yamauchi, M., Kozhova, O. M., Nakanishi, M.

“…The composition, biomass, and photosynthetic activity of benthic algal communities were investigated in a littoral zone of the south basin of Lake Baikal in…”
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Non-intentional filial egg cannibalism by the guarding male of Hexagrammos otakii (Pisces: Hexagramidae) by Munehara, H, Miura, T

“…We tested the reliability of the intuitive concept, using hexagramid fish, in which males provide parental care for the egg masses laid on substrates. As a…”
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Social System and Reproduction of Helpers in a Cooperatively Breeding Cichlid Fish (Julidochromis ornatus) in Lake Tanganyika: Field Observations and Parentage Analyses by Awata, Satoshi, Munehara, Hiroyuki, Kohda, Masanori

“…It is suggested that some fish of the genus Julidochromis, substrate-brooding Tanganyikan cichlids with biparental care, breed cooperatively with helpers. We…”
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Sperm Transfer during Copulation in the Marine Sculpin Hemitripterus villosus (Pisces: Scorpaeniformes) by Means of a Retractable Genital Duct and Ovarian Secretion in Females by Munehara, Hiroyuki

“…Among the diverse repertoire of reproductive behaviors shown by sculpins, copulating behavior is known to occur in some species. Most of these copulating…”
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Testis size depends on social status and the presence of male helpers in the cooperatively breeding cichlid Julidochromis ornatus by Awata, Satoshi, Heg, Dik, Munehara, Hiroyuki, Kohda, Masanori

“…Cooperatively breeding animals, in which helpers may participate in reproduction with dominant breeders, are ideal species for examining intraspecific…”
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