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Growth and reproduction of horse mackerel, Trachurus trachurus (carangidae)
There is a broad knowledge of the growth andreproduction of Trachurus trachurus,although important gaps still exist. Horsemackerel are a long-lived species, reaching upto 40 years of age. They haveExpand
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Molecular barcoding of north-east Atlantic deep-water sharks: species identification and application to fisheries management and conservation
Two genera of elasmobranchii, Centrophorus and Centroscymnus, include species that represent the highest landings of deep-water sharks caught by fishing fleets operating in the north-east Atlantic.Expand
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Reproductive strategy of leafscale gulper shark Centrophorus squamosus and the Portuguese dogfish Centroscymnus coelolepis on the Portuguese continental slope
Recent data are presented on leafscale gulper shark Centrophorus squamosus and Portuguese dogfish Centroscymnus coelolepis collected during an extended sampling programme carried out at mainlandExpand
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Life history parameters as basis for the initial recognition of stock management units in horse mackerel (Trachurus trachurus)
Information on growth, reproductive biology and the distribution of commercial landings was considered in the EU funded project HOMSIR as basis for the initial recognition of management units forExpand
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Observations on the reproductive cycle of the black scabbardfish (Aphanopus carbo Lowe, 1839) in the NE Atlantic
Black scabbardfish is a deep-water species, common in the NE Atlantic at depths between 450 and 1300 m, currently exploited by some European countries. Between May 1998 and April 2000, specimensExpand
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The development of the oviducal gland in the Rajid thornback ray, Raja clavata
The reproductive processes of chondrichthyans are complex. Knowledge of the development and maturation of the oviducal gland is vital for understanding the reproductive biology of a species. ThisExpand
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The use of caudal thorns for ageing Raja undulata from the Portuguese continental shelf, with comments on its reproductive cycle
The present study focuses on age estimation, with reproductive information contributing to the better understanding of the growth and the biology of Raja undulata. In the age and growth study, twoExpand
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Macroparasites as biological tags for stock identification of the bluemouth, Helicolenus dactylopterus (Delaroche, 1809) in Portuguese waters.
Abstract In the present study, the macroparasite assemblage infecting Helicolenus dactylopterus (Delaroche, 1809) in three different areas off the Portuguese coast was evaluated in order to assessExpand
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Sperm storage in males and females of the deepwater shark Portuguese dogfish with notes on oviducal gland microscopic organization
Sperm storage in males and females was studied for the deepwater shark Portuguese dogfish Centroscymnus coelolepis. In males, sperm is stored in the seminal vesicle from early maturity stages untilExpand
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Maturation of the Gonads and Reproductive Tracts of the Thornback Ray Raja clavata, with Comments on the Development of a Standardized Reproductive Terminology for Oviparous Elasmobranchs
Abstract There is a need for a unified terminology to describe reproductive phase assignment across fish taxa, regardless of the reproductive strategy involved. Reproductive terminology alreadyExpand
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