Results 81 to 90 of about 11,477 (255)

Length-weight relationship and condition factor of sea trout from the Słupia River (Poland), during the spawning migration

open access: yesFisheries & Aquatic Life
Ulcerative dermal necrosis (UDN) has been observed in sea trout (Salmo trutta L.) entering the Słupia River to spawn. During this time, various biotic and abiotic factors can disrupt homeostatic balance, leading to severe pathological changes, including ...
Błądek Tomasz   +3 more
doaj   +1 more source

In sea trout, the physiological response to salmon louse is stronger in female than in males. [PDF]

open access: yesConserv Physiol, 2023
Fjelldal PG   +8 more
europepmc   +1 more source

Environmental Contaminant Accumulation in Freshwater Turtles Inhabiting Three Rivers of the Permian Basin, New Mexico, USA

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Freshwater turtles are valuable sentinels of aquatic systems due to their long lifespans and resilience in environments impacted by contaminants. The Permian Basin, dominated by the oil and gas sector, spans western Texas and southeastern New Mexico, USA, including the Pecos River and its tributaries, the Delaware and Black Rivers.
Ana G. G. Sapp   +4 more
wiley   +1 more source

Inferring time at sea from scale circuli: implications for the interpretation of salmon lice distributions on sea trout

open access: yesAquaculture Environment Interactions
Infestations with the ectoparasite salmon louse Lepeophtheirus salmonis are considered one of the main stressors for wild salmonids in farm-intensive areas.
RM Serra-Llinares   +5 more
doaj   +1 more source

Antimicrobial Residues in a Key Cerrado River: Distribution, Persistence, and Effects on Zebrafish Embryo‐Larval Development

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT The current study aimed to quantify the antimicrobials amoxicillin (AMX), cefazolin (CFZ), chloramphenicol (CHL), metronidazole (MTZ), and sulfamethoxazole (SX) in effluents and surface water of an important Cerrado river, calculate their half‐lives, and analyze their ecotoxicity following single and combined exposures.
Náthala Maria Simão   +12 more
wiley   +1 more source

Effects of salmon lice infection on the behaviour of sea trout in the marine phase

open access: yesAquaculture Environment Interactions, 2014
Salmon lice Lepeophtheirus salmonis Krøyer may affect survival and growth of anadromous salmonids through physiological stress and/or behavioural changes.
KØ Gjelland   +8 more
doaj   +1 more source

Interspecific Differences in the Effects on Embryos Between Freshwater and Marine Fish Exposed to Water‐Accommodated Fractions Derived From Very‐Low Sulfur Fuel Oil

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT This study evaluated the toxic effects of water‐accommodated fractions (WAFs) of very‐low sulfur fuel oil (VLSFO) on freshwater and marine fish embryos. Embryos of Japanese medaka (Oryzias latipes), Java medaka (Oryzias javanicus), and grass puffer (Takifugu alboplumbeus) were exposed to various concentrations of VLSFO‐WAF, and the effects on ...
Jumpei Matsuo   +5 more
wiley   +1 more source

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