Results 61 to 70 of about 1,458 (164)

Plasma ion levels of freshwater and marine/estuarine teleosts from Southern Brazil

open access: yesNeotropical Ichthyology
The purpose of this study was to investigate Na+, Cl-, K+, Ca2+, and Mg2+ levels in the plasma of freshwater and marine/estuarine teleosts collected at different salinities (0 to 34) from the estuarine and freshwater portions of the São Gonçalo channel ...
Alexssandro Geferson Becker   +6 more
doaj   +1 more source

Restoring mangrove biodiversity: can restored mangroves support fish assemblages comparable to natural mangroves over time?

open access: yesRestoration Ecology, Volume 33, Issue 4, May 2025.
Despite the recent global increase in mangrove restoration efforts, our understanding of the outcomes and recovery of biodiversity and re‐establishing functionality, such as productive fish habitat, is limited due to the lack of long‐term monitoring. Here, we used a space‐for‐time approach to investigate whether restored mangroves attain similar fish ...
Mark Ram   +2 more
wiley   +1 more source

New species of Chauhanellus (Monogenoidea, Platyhelminthes) from the gills of Southern Atlantic marine catfishes (Siluriformes, Ariidae) of the Neotropical region

open access: yes, 2006
Domingues, Marcus V., Fehlauer, Karin H. (2006): New species of Chauhanellus (Monogenoidea, Platyhelminthes) from the gills of Southern Atlantic marine catfishes (Siluriformes, Ariidae) of the Neotropical region.
Fehlauer, Karin H., Domingues, Marcus V.
core   +1 more source

Ocorrência do bagre marinho Genidens machadoi (Siluriformes, Ariidae) na laguna Tramandaí, sul do Brasil [PDF]

open access: yes, 2012
The catfishes of the family Ariidae inhabit tropical and subtropical regions around the world, including marine, estuarine and fresh water systems. Most of the species use estuaries and downstream portions of the rivers during the breeding season, for ...
Ott, Paulo Henrique   +3 more
core   +1 more source

A new genus and species of marine catfishes (Siluriformes; Ariidae) from the upper Eocene Birket Qarun Formation, Wadi El-Hitan, Egypt.

open access: yesPLoS ONE, 2017
Wadi El-Hitan, the UNESCO World Heritage Site, of the Fayum Depression in the northeast part of the Western Desert of Egypt, has produced a remarkable collection of Eocene vertebrates, in particular the fossil whales from which it derives its name.
Sanaa E El-Sayed   +5 more
doaj   +1 more source

Fishers' interactions with endangered “rhinorays” in Karimunjawa National Park, and factors influencing willingness to engage in pro‐conservation behavior

open access: yesConservation Science and Practice, Volume 7, Issue 4, April 2025.
Abstract The “rhinorays” (giant guitarfish‐Glaucostegidae and wedgefish‐Rhinidae) are a critically endangered group of “shark‐like rays,” which have experienced steep global population declines in the past decade due to overfishing. Their slow life histories and high market value increase the risk of trade‐driven extinction and lead to trade‐offs ...
Faqih Akbar Alghozali   +10 more
wiley   +1 more source

Bayesian phylogenetic analysis of Ariidae with molecular "scaffold" enforced (using partial constraints).

open access: yes, 2017
Relationships were constrained to be consistent with nodes that were strongly supported (Bayesian posterior probabilities >0.95) in Betancur-R's molecular phylogenetic analysis of Ariidae. "Allcompat" consensus (majority-rule plus compatible groups) of 7,
Sanaa E. El-Sayed (3805060)   +5 more
core   +1 more source

Sistemática molecular de cinco especies de bagres de la familia Ariidae de México [PDF]

open access: yes, 2011
We analyzed five representative species of marine catfish Ariidae family from both coasts of México (Pacific and Atlantic), through of the analysis, of the variability in 21 alloenzymatic loci to further the phylogeny of this group.
GUADALUPE TENORIO COLIN
core   +1 more source

Electrophoretic study on intraspecific variations and interspecific relationships of marine catfishes (Siluriformes, Ariidae) of Cananéia (São Paulo, Brazil): 2. Isozymes of skeletic muscle

open access: yesBrazilian Journal of Oceanography, 1990
Ten enzymatic systems of skeletic muscle of four species of marine catfishes were analysed by Polyacrylamide flat gel electrophoresis. Out of 17 loci examined, six were polymorphic.
Hana Suzuki, Van Ngan Phan
doaj   +1 more source

FIGURE 2 in Morphology of the Gas Bladder in Sea Catfishes (Siluriformes: Ariidae)

open access: yes, 2010
FIGURE 2. Weberian apparatus and anteriormost vertebra, in ventral view. A. Galeichthys peruvianus, MZUSP 94844, 205 mm SL. B. Genidens genidens, MZUSP 49319, 115 mm SL. Scale bar equals 10 mm.Published as part of Marceniuk, Alexandre P.
Birindelli, José L. O.   +1 more
core   +1 more source

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