Search Results - "Jordan, Richard W."

On the enigmatic diatom Rhizosolenia dubia, its relationship to Pseudopyxilla and Proboscia, and description of a new species, Proboscia pinocchioi sp. nov by Abe, Kenta, Jordan, Richard W.

“…Pyxilla? dubia was originally described from Jutland, but subsequently transferred to Pseudopyxilla. However, the discovery, over eighty years apart, of two…”
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Two New Freshwater Woloszynskioids Asulcocephalium miricentonis gen. et sp. nov. and Leiocephalium pseudosanguineum gen. et sp. nov. (Suessiaceae, Dinophyceae) Lacking an Apical Furrow Apparatus by Takahashi, Kazuya, Moestrup, Øjvind, Jordan, Richard W., Iwataki, Mitsunori

“…Two new woloszynskioid dinoflagellates, Asulcocephalium miricentonis gen. et sp. nov. and Leiocephalium pseudosanguineum gen. et sp. nov., are described from…”
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Modified cleaning method for biomineralized components by Tsutsui, Hideto, Jordan, Richard W.

“…The extraction and concentration of biomineralized components from sediment or living materials is time consuming and laborious and often involves steps that…”
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Morphological adaptation of a planktonic diatom to growth in Antarctic sea ice by Ligowski, Ryszard, Jordan, Richard W., Assmy, Philipp

“…Chaetoceros dichaeta Ehrenberg is one of the most important planktonic diatom species in the Southern Ocean, making a significant contribution to the total…”
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Enhancement of coccolithophorid blooms in the Bering Sea by recent environmental changes by Harada, Naomi, Sato, Miyako, Oguri, Kazumasa, Hagino, Kyoko, Okazaki, Yusuke, Katsuki, Kota, Tsuji, Yoshinori, Shin, Kyung-Hoon, Tadai, Osamu, Saitoh, Sei-Ichi, Narita, Hisashi, Konno, Susumu, Jordan, Richard W., Shiraiwa, Yoshihiro, Grebmeier, Jacqueline

“…Since 1997, ocean color satellite images have revealed large‐scale blooms of the coccolithophorid Emiliania huxleyi in the eastern Bering Sea. The blooms are…”
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Anthropogenic impacts on the temporal variation of heavy metals in Daya Bay (South China) by Man, Xiangtian, Huang, Honghui, Chen, Fang, Gu, Yangguang, Liang, Ruize, Wang, Boguang, Jordan, Richard W., Jiang, Shijun

“…A detailed study of a sediment core from Daya Bay (South China) has revealed three stages of heavy metal deposition over the past century. Prior to the 1980s,…”
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Risk assessment of heavy metal and pesticide mixtures in aquatic biota using the DGT technique in sediments by Gu, Yang-Guang, Gao, Yan-Peng, Chen, Fang, Huang, Hong-Hui, Yu, Shao-Hua, Jordan, Richard W., Jiang, Shi-Jun

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Probabilistic risk assessment of microplastics on aquatic biota in coastal sediments by Gu, Yang-Guang, Jordan, Richard W., Jiang, Shi-Jun

“…As an emerging form of pollution, microplastic contamination of the coastal ecosystems is one of the world's most pressing environmental concerns. Coastal…”
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Probabilistic ecotoxicological risk assessment of heavy metal and rare earth element mixtures in aquatic biota using the DGT technique in coastal sediments by Gu, Yang-Guang, Wang, Ya-Su, Jordan, Richard W., Su, Hong, Jiang, Shi-Jun

“…Heavy metals (HMs) are routine contaminants due to their extensive use worldwide. Rare earth elements (REEs) are emerging contaminants because of their global…”
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Parmales (Bolidophyceae) assemblages in the subarctic Pacific Ocean during the mid-1960s by Hoshina, Kazuki, Uezato, Yuki, Jordan, Richard W.

“…A large collection of old membrane filters from the American cruises of the R/V Vema and R/V Robert D. Conrad has been recently curated and provides a unique…”
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Re-examination of Archaeomonas mirabilis from the Late Cretaceous reveals its true identity as the oldest known fossil Parmales (Bolidophyceae) by Abe, Kenta, Jordan, Richard W.

“…SEM observations on siliceous microfossil assemblages of Late Cretaceous age from the southwest Pacific revealed the presence of bona fide Parmales. The…”
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Impacts of coastal aquaculture on sedimentary phosphorus speciation and fate: Evidence from a seaweed cultivation area off Nan'ao Island, South China by Gu, Yang-Guang, Wang, Yasu, Ouyang, Jun, Jordan, Richard W., Jiang, Shijun

“…How aquaculture impacts the coastal phosphorus (P) cycle remains poorly understood. Here we compared different P species from two sedimentary records off…”
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Davidharwoodia megaspina gen. et sp. nov. (Corethrales), a new fossil marine diatom genus from Mors, Jutland (early Eocene) by Abe, Kenta, Jordan, Richard W.

“…A taxonomic survey of the early Eocene diatomites of Mors has revealed a new member of the Corethrales, Davidharwoodia megaspina gen. et sp. nov., which is the…”
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Nonmetric multidimensional scaling and probabilistic ecological risk assessment of trace metals in surface sediments of Daya Bay (China) using diffusive gradients in thin films by Gu, Yang-Guang, Jiang, Shi-Jun, Jordan, Richard W., Huang, Hong-Hui, Wu, Feng-Xia

“…This research is one main objective to assess combined toxicity of trace metal mixtures in aquatic biota in coastal sediments. Coastal sediments around the…”
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Living diatom assemblages from North Pacific and Bering Sea surface waters during summer 1999 by Aizawa, Chieko, Tanimoto, Maiko, Jordan, Richard W.

“…Diatom assemblages collected during July–August 1999 along an E–W transect comprising sixty-two North Pacific and Bering Sea surface water samples were…”
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Rare earth elements in sediments from a representative Chinese mariculture bay: Characterization, DGT-based bioaccessibility, and probabilistic ecological risk by Gu, Yang-Guang, Wang, Xu-Nuo, Wang, Zeng-Huan, Jordan, Richard W., Jiang, Shi-Jun

“…Rare earth elements (REEs) are emerging contaminants due to their worldwide exploitation in the high-technology sector. Aquaculture systems, particularly those…”
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A revised classification scheme for living haptophytes by Jordan, Richard W, Cros, Lluisa, Young, Jeremy R

“…A comprehensive classification of extant haptophytes is presented, with full citations of all taxa from species to class level within the division Haptophyta…”
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Hyalolithus didymus sp. nov. (Haptophyta): a late Miocene siliceous microfossil from Sicily, Italy by Abe, Kenta, Pellegrino, Luca, Lozar, Francesca, Tsutsui, Hideto, Jordan, Richard W.

“…Siliceous scales observed in an upper Miocene outcrop sample from the Caltanissetta Basin, Sicily, are similar to those of the extant haptophyte Hyalolithus…”
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Multi-index assessment of heavy metal contamination in surface sediments of the Pearl River estuary intertidal zone by Liang, Rui-Ze, Gu, Yang-Guang, Li, Hai-Song, Han, Yan-Jie, Niu, Jie, Su, Hong, Jordan, Richard W., Man, Xiang-Tian, Jiang, Shi-Jun

“…Surface sediments from 21 stations within the Pearl River estuary (PRE) intertidal zone were sampled for heavy metal contamination analysis. Average heavy…”
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Environmental and dietary exposure to 24 polycyclic aromatic hydrocarbons in a typical Chinese coking plant by Gao, Yanpeng, Geng, MingZe, Wang, Guangyao, Yu, Hang, Ji, Yuemeng, Jordan, Richard W., Jiang, Shi-Jun, Gu, Yang-Guang, An, Taicheng

“…Polycyclic aromatic hydrocarbons (PAHs), known for their health risks, are prevalent in the environment, with the coking industry being a major source of their…”
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