Results 131 to 140 of about 17,087 (237)

The response of eel, lamprey and brown trout to conditions associated with barriers to up- and downstream movement under experimental conditions in a flume

open access: yes, 2011
Anthropogenic use of waterways is reducing connectivity at a rate faster than any time in geological history, sometimes causing serious declines in fish populations.
Russon, Iain J, Russon, Iain J.
core   +1 more source

Sex-Specific Vulnerability of Fish to Dredging in the Mediterranean Coastal Lagoon (Lake Manzala, Egypt)

open access: yesAquatic Sciences and Engineering
Lagoon dredging disrupts aquatic ecosystems and fish populations. A study in Lake Manzala, Egypt, assessed these impacts by analyzing 2616 fish across ten species.
Azza El-ganainy   +2 more
doaj   +1 more source

Take my breath away: Defining the oxygen saturation threshold for fish cortisol stress response

open access: yesJournal of Fish Biology, Volume 109, Issue 3, Page 1760-1770, September 2026.
Abstract Human activities are affecting the number, size and severity of hypoxic zones in aquatic ecosystems. As oxygen is one of the most important abiotic factors affecting fish biology, exposure to low levels of dissolved oxygen may lead to a reduction in fitness.
Sébastien Alfonso   +4 more
wiley   +1 more source

Anguilla anguilla (Linnaeus, 1758)

open access: yes, 1929
Identification guide to Anguilla anguilla (European eel), and the geographical distribution of that species. Produced by Umberto D'Ancona, 1929. Includes five figures.
Umberto D'Ancona (17052917)
core   +1 more source

Exploring bacterial community composition and immune gene expression of European eel larvae (Anguilla anguilla) in relation to first-feeding diets. [PDF]

open access: yesPLoS One, 2023
Bandara KA   +7 more
europepmc   +1 more source

Otolith‐based age determination in Anguilla anguilla (Linnaeus 1758) from Lake Vistonida, NE Greece: A modified Crack and Burn protocol

open access: yesJournal of Fish Biology, Volume 109, Issue 3, Page 1942-1946, September 2026.
Abstract This study presents a modified otolith preparation protocol to estimate the age of Anguilla from Lake Vistonida (NE Greece). In experimental attempts, 300 otoliths were processed using standard and modified eel ageing methods, producing low success rates (0%–20%) due to poor annuli visibility and structural damage.
Paraskevi Papadopoulou   +3 more
wiley   +1 more source

Integrating environmental DNA monitoring to inform eel (Anguilla anguilla) status in freshwaters at their easternmost range-A case study in Cyprus. [PDF]

open access: yesEcol Evol, 2023
Griffiths NP   +9 more
europepmc   +1 more source

Evaluating the behavioural consequences of external pop‐off biologging packages on two freshwater fishes

open access: yesJournal of Fish Biology, Volume 109, Issue 3, Page 1866-1880, September 2026.
Abstract Quantifying the behaviour of animals in the wild can provide important information on their ecology and welfare. External biologgers that ‘pop‐off’ to enable tag retrieval have been widely used in marine systems; however, they have only recently been applied to freshwater fishes.
L. LaRochelle   +6 more
wiley   +1 more source

Relationships of Otolith Dimension with Body Length of European Eel Anguilla anguilla (Linnaeus, 1758) from Adriatic catchment of Montenegro

open access: yes, 2018
This study examined the relationship between the sagittal otolith morphometric variables (length, height and weight) and body growth of the European eel. Eels that were studied ranged in total length from 11.2 to 79.5 cm.
Piria, Marina   +6 more
core  

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