Results 51 to 60 of about 6,472 (205)

FAMILY TERAPONTIDAE IN GIANH ESTUARY AND GIANH DOWNSTREAM FROM VIETNAM

open access: yesStudia Universitatis Moldaviae: Stiinte reale si ale naturii, 2017
Analysis and identification of 42 specimens of family Terapontidae collected from Gianh estuary and Gianh downstream in Quang Binh province in north center region Vietnam.
Ho Anh TUAN
doaj  

Close to extinction? The collapse of the endemic daggernose shark (Isogomphodon oxyrhynchus) off Brazil

open access: yesGlobal Ecology and Conservation, 2016
The daggernose shark, Isogomphodon oxyrhynchus is endemic to the northern of South America from Trinidad and Tobago to Tubarão bay in Maranhão state (Brazil) where collapsed since the 1990’s, due to several gillnet fisheries for teleost fishes, fisheries
Rosangela Lessa   +2 more
doaj   +1 more source

Die Chemie und Biologie der Tetrodotoxin Naturstofffamilie

open access: yesAngewandte Chemie, Volume 137, Issue 35, August 25, 2025.
Tetrodotoxin ist vor allem als das Gift des Kugelfisches bekannt, einer Delikatesse in der japanischen Küche. Seine Toxizität beruht auf der selektiven Blockade von NaV Kanälen, wie am Beispiel der NaV1.7 Pore dargestellt, wobei das DEKA Motiv hervorgehoben ist, das für die Durchlässigkeit von Natriumionen verantwortlich ist.
Benedikt Nißl   +6 more
wiley   +1 more source

Christian City Oxyrhynchus. On the History of N. V. Gogol’s “Spiritual City” [PDF]

open access: yesДва века русской классики
The task of adequately understanding Gogol’s legacy became acute for Russian science in the early 1990s. Gogol’s own comments on his works, in particular, the play The Denouement of the Government Inspector (1846), where the writer suggested seeing in ...
Igor A. Vinogradov
doaj   +1 more source

Retention Bans Are Beneficial but Insufficient to Stop Shark Overfishing

open access: yesFish and Fisheries, Volume 26, Issue 3, Page 473-487, May 2025.
ABSTRACT Sharks are among the most threatened groups of exploited fishes, comprising common bycatch across many fisheries. Management efforts intended to safeguard threatened species have increasingly focused on retention bans to reduce bycatch mortality. However, the population effects of such measures remain unevaluated across species.
Leonardo Manir Feitosa   +7 more
wiley   +1 more source

Ptychadena oxyrhynchus

open access: yes
Ptychadena oxyrhynchus (Smith, 1849) Specimen. Angola: Duque de Bragança: BMNH 1864.10.28.2. Comments. Among the material collected by Bayão at Duque de Bragança and sent to the British Museum in 1864, Bocage tentatively referred two specimens (No. 4) to “ R. superciliaris? ” (NHMA /DF/GüntherColl/16/1/106), which Günther identified as Rana oxyrhyncha (
Parrinha, Diogo   +4 more
openaire   +4 more sources

The Oxyrhynchus Papyri Volume LXXX

open access: yes, 2015
The Graeco-Roman Memoirs Vol. 101 The Oxyrhynchus Papyri 80. Edited with translations and notes by M. Hirt, D. Leith and W. B. Henry. The volume contains texts studied in the course of the project “New Medical Papyri from Oxyrhynchus”, funded by the ...
D Leith (819718)   +2 more
core   +1 more source

A Review of the Status of Sharks, Rays and Chimaeras of Panama to Guide Research and Conservation

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 35, Issue 4, April 2025.
ABSTRACT Chondrichthyan fishes (sharks, rays and chimaeras) are a group of high conservation concern globally. Species are impacted by varying threats, although fishing pressure is the primary stressor causing population declines. Panama comprises both Pacific and Caribbean coastlines with a diversity of estuarine and marine habitats supporting small ...
Jorge Manuel Morales‐Saldaña   +5 more
wiley   +1 more source

Effects of Habitat Structure and Environmental Factors on Fish Fauna in Temperate River Estuaries

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 35, Issue 2, February 2025.
ABSTRACT Riverine estuaries provide several ecosystem services to humankind. Notably, river estuaries are important habitats for both saltwater and freshwater organisms. However, the environment is experiencing degradation due to both direct and indirect anthropogenic impacts across various spatial scales (e.g., dredging, river channelization, land use
Rei Itsukushima, Yuichi Kano
wiley   +1 more source

Acoustic Telemetry, Cape Hatteras, and ocean Migratory Corridors: Defining Critical Habitats

open access: yesFrontiers in Marine Science, 2015
North Carolina continental shelf waters are being targeted for development for wind farms and for oil and gas exploration. The main site for the latter is only 38 miles from Cape Hatteras, a major topographic feature that changes the dynamics of near ...
Roger A. Rulifson   +1 more
doaj   +1 more source

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