Results 31 to 40 of about 9,807 (168)

Notas Ictiológicas VIII: Sobre un pez del género Syngnathus capturado en la costa vasca. [PDF]

open access: yesMunibe Ciencias Naturales, 1984
Se describe un pez del género Syngnathus capturado en Pasajes (Guipúzcoa, Costa Vasca). El ejemplar presenta caracteres intermedios entre S. acus y S. tenuirostris.
MATALLANAS, J., IBAÑEZ, M.
doaj  

DNA Barcoding for the Identification and Authentication of Animal Species in Traditional Medicine

open access: yesEvidence-Based Complementary and Alternative Medicine, Volume 2018, Issue 1, 2018., 2018
Animal‐based traditional medicine not only plays a significant role in therapeutic practices worldwide but also provides a potential compound library for drug discovery. However, persistent hunting and illegal trade markedly threaten numerous medicinal animal species, and increasing demand further provokes the emergence of various adulterants.
Fan Yang   +8 more
wiley   +1 more source

Social modulation of androgen levels in male teleost fish [PDF]

open access: yes, 2001
Androgens are classically thought of as the sex steroids controlling male reproduction. However, in recent years evidence has accumulated showing that androgens can also be affected by the interactions between conspecifics, suggesting reciprocal ...
Adelino V.M. Canario   +113 more
core   +3 more sources

An adaptive explanation for the horse-like shape of seahorses [PDF]

open access: yes, 2011
The body shape of seahorses resembles the head and neck of horses because of their curved trunk, their ventrally bent head and their long snout. Seahorses evolved from ancestral, pipefish-like species, which have a straight body.
Ferry, L., Roos, G., Van Wassenbergh, S.
core   +1 more source

Length-weight relationships of six syngnathid species from Ria Formosa, SW Iberian coast [PDF]

open access: yes, 2014
In this study, the length-weight (LWR) parameters were estimated for six syngnathid species, including 2 seahorses and 4 pipefishes, from Ria Formosa, a temperate lagoon from the south coast of Portugal.
Bentes, L.   +6 more
core  

Fish Community Structure and Habitat Complexity in Restored and Natural Eelgrass Meadows

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 35, Issue 3, March 2025.
ABSTRACT Seagrass meadows serve as nursery and permanent habitat for numerous fish species—an ecosystem function influenced by structural complexity. Rapid seagrass loss over recent decades has promoted restoration efforts aimed at recovering meadows and their ecological functions.
Julia Castro‐Fernández   +5 more
wiley   +1 more source

Las Colecciones del Museo de Ciencias Naturales de la Universidad de Navarra. I. Vertebrados [PDF]

open access: yes, 2000
Se presenta el Catálogo de la Colección de Vertebrados expuesta en el Museo de Ciencias Naturales de la Universidad de Navarra. La mayor parte de la colección, de ámbito mundial, proviene de la antigua Colección del Colegio Lecároz (Navarra).
Ariño-Plana, A.H. (Arturo Hugo)   +1 more
core  

Spatial and temporal organization of a coastal lagoon fish community: Ria de Aveiro, Portugal [PDF]

open access: yes, 2002
The fish community and its spatial and temporal organization were studied in the Ria de Aveiro. This lagoon system (43 km2 in area), has both marine and fluvial influences and is located between 40º 30’ - 40º 52’N and 8º35’ - 8º 47’W on the central ...
Pombo, L., Rebelo, J. E.
core  

Integration of citizen science and eDNA reveals novel ecological insights for marine fish conservation

open access: yesEnvironmental DNA, Volume 6, Issue 4, July–August 2024.
We assess the utility of combining citizen science with environmental DNA (eDNA) metabarcoding for characterizing and quantifying marine fish biodiversity. Our findings hold promise for advancing marine conservation efforts by providing valuable data to inform critical decision‐making processes.
Lone Kvalheim   +4 more
wiley   +1 more source

Biologisk recipientkontroll vid Ringhals kärnkraftverk [PDF]

open access: yes, 2014
Kylvattenanvändningen vid Ringhals kärnkraftverk påverkar fisk- och skaldjurssamhället i olika steg. I det första steget genom utslagning av ägg, larver och större fisk som följer med det inkommande vattnet in i kraftverket och i ett andra steg genom ...
Fagerholm, Björn   +2 more
core  

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