Estuary and Tidal flat Ecosystem Section, Coastal Productivity and Fisheries Division, National Research Institute of Fisheries and Environment of Inland Sea
Japanese Journal of Benthology 74(1) 25-34 Aug 2019 [Refereed]
Macrobenthos including Asari clam (Ruditapes philippinarum) and meiobenthos inside and outside of cover-nets on the Minami tidal flat, Yamaguchi Bay were examined to study the effect of the nets on the benthos. Cover-net (5×7 m, 9 mm mesh size) ha...
Toshihiro SHIGETA, Takeshi TOMIYAMA, Yoichi SAKAI and Hidetoshi SAITO
Bulletin of the Hiroshima University Museum 10 29-36 Dec 2018 [Refereed]
The small-scale sillago Sillago parvisquamis (family Sillaginidae) has been evaluated as one of the endangered species in Japan. The only largest local population exists at Nakatsu tidal flat in the southern part of the Suo-nada Sea (Buzen-kai Se...
Bulletin of the Hiroshima University Museum 8 31-37 Dec 2016 [Refereed]
Black porgy, Acanthopagrus schlegelii (Family: Sparidae), is a commercially important fish in Japan. This species is known as a major predator of the short-neck clam Ruditapes philippinarum in tidal flats. Seasonal occurrence of large fishes such ...
Naoaki TEZUKA, Toshihiro SHIGETA, Motoharu UCHIDA and Tokihiro FUKATSU
Proceedings ot Techno-Ocean 2016 1(1) 532-535 Oct 2016 [Refereed]
Tidal flats have important roles in a coastal ecosystem as a habitat for benthic infaunal species, including commercial bivalves, and as a feeding ground for migratory species of fish and birds. Migratory species have a significant effect on the i...
Biosphere Science: Journal of the Graduate School of Biosphere Science, Hiroshima University 54 89-98 Dec 2015
Tiger pufferfish, Takifugu rubripes (Family: Tetraodontidae), is an important commercial fish in Japan. Landings of Tiger pufferfish at the Shimonoseki fish market, Yamaguchi Prefecture, where ca. 60% of the pufferfish caught in Japan is landed h...
Bulletin of the Hiroshima University Museum 6 31-39 Dec 2014 [Refereed]
Small-scale sillago, Sillago parvisquamis (family Sillaginidae), is recognized as an endangered species in Japan. The only large local population of this species is found on the Nakatsu tidal flat in southern Suo-nada Sea (that is the Buzen-kai S...
A population of the asari (Manila) clam, Ruditapes philippinarum, on the Nakatsu tidal flat, Japan, has collapsed in recent decades. Our previous study reported high clam mortality from post-settlement until fishable size (30 mm shell length) on t...
Toshihiro SHIGETA, Takeshi TOMIYAMA, Yoichi SAKAI, and Hidetoshi SAITO
Biosphere Science: Journal of the Graduate School of Biosphere Science, Hiroshima University 52 35-43 Dec 2013
A specimen of Shokihaze goby, Tridentiger barbatus, was collected from Yamaguchi Bay, western Seto Inland Sea, Japan in June 2012. This species has been evaluated as a near threatened species in Japan. This specimen was an adult female of 110.1m...
Bulletin of the Hiroshima University Museum (5) 21-28 Dec 2013 [Refereed][Invited]
Small-scale sillago, Sillago parvisquamis, were collected from Yamaguchi Bay, western Seto Inland Sea, Japan. This species has been evaluated as an endangered species in Japan. Eight specimens (sample no. SPYB1-8) collected in 2005-2008 were 226...
Selective predation on the invasive alien mussel, Mytilus galloprovincialis by the blenny fish, Parablennius yatabei (Blenniidae) was clarified for the first time. We detected nine items that were all bivalves from the food contents of the blenny...
Bulletin of the Hiroshima University Museum (4) 13-21 Dec 2012 [Refereed][Invited]
A single albino specimen of the grass puffer, Takifugu niphobles (Tetraodontidae), was collected from the Suo-nada Sea, western Seto Inland Sea, Japan in November 2011. This specimen was an adult male of 164.6 mm TL and 133.9 mm SL. Its body was p...
Journal of Fisheries Technology 5(1) 1-19 Sep 2012 [Refereed][Invited]
Recently, commercial catches of the short-neck clam Ruditapes philippinarum have decreased in Japan. Especially in the Seto Inland Sea, western Japan, the clam catches have remarkably dropped. Several reports suggest that predation by fishes is on...
Journal of the Hiba Society of Natural History 239 1-4 Sep 2011 [Refereed]
On May 6, 2004, a black porgy, Acanthopagrus schlegeli, 22 cm total length, which has a two-tone bilateral color pattern, was observed in Hiroshima Bay. The anterior half part of the body showed the usual light grayish-silver color, while the pos...
Bulletin of the Hiroshima University Museum (2) 53-56 2010 [Refereed][Invited]
A single specimen of the slime flounder Microstomus achne (Pleuronectidae) was collected from the Iyo-nada Sea, western Seto Inland Sea, Japan in June 2009. The adult male specimen was 253.5mm total length, 211.3mm standard length. This species is...
Bulletin of the Japanese Society of Scientific Fisheries 74(5) 809-815 Sep 2008 [Refereed]
Field experiments were done to evaluate the effect of predation of fishes on the oyster spats Crassostrea gigas suspended under oyster rafts in Hiroshima Bay. The oyster occurred throughout the year and the blue mussel Mytilus galloprovincialis wa...
The cleaning behavior of a juvenile sharpnose tigerfish, Rhyncopelates oxyrhynchus was first observed in the fishing port of Hiroshima Bay in the Seto Inland Sea, Japan. In the port, only five fishes including the black porgy Acanthopagrus schlege...
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