Results 91 to 100 of about 2,701 (193)

Revealing elasmobranch diversity across the Cretaceous-Paleogene boundary in the Central Tethys (Byala, Bulgaria) [PDF]

open access: yesFossil Record
Extensive bulk-sampling of the continuous K-Pg succession at Byala (Central Tethys) provides high-resolution insights into elasmobranch responses to the end-Cretaceous mass extinction of a deep-marine environmental setting. The studied section represents
Iris Feichtinger   +6 more
doaj   +3 more sources

Reproductive Biology of the Speckled Smooth-Hound Shark Mustelus mento (Carcharhiniformes: Triakidae) from the Southeastern Pacific

open access: yesFishes
The speckled smooth-hound Mustelus mento is an endemic coastal shark from the southeastern Pacific, currently listed as “Critically Endangered” due to intense fishing pressure and the absence of species-specific management across its distribution range ...
Krishna Tapia   +4 more
doaj   +1 more source

The taxonomic value of rostral nodes of extinct sharks, with comments on previous records of the genus Lamna (Lamniformes, Lamnidae) from the Pliocene of Lee Creek Mine, North Carolina (USA) [PDF]

open access: yes, 2012
Shark rostral nodes from the Yorktown Formation (Zanclean, early Pliocene) of Lee Creek Mine, North Carolina (USA), previously assigned to the genus Lamna Cuvier, 1816, have been reinterpreted using a preliminary identification key for extant Lamniformes
Jagt, J.W.M., Mollen, F.H.
core  

Faune française de l’Atlantique. Requins .2. Carcharhiniformes (Craniata : Elasmobranchii)

open access: yes, 2013
Un état de la faune marine des eaux françaises est poursuivi avec les requins de l’ordre des carcharhiniformes (15 espèces). Le requin hâ Galeorhinus galeus, autrefois commun dans le golfe de Gascogne est en voie de disparition. L’extension vers le nord de l’aire de répartition de l’émissole lisse Mustelus mustelus, l’accroissement des signalements de ...
Quero, Jean-claude   +2 more
openaire   +1 more source

Sharks, bony fishes and endodental borings from the Miocene Montpelier Formation (White Limestone Group) of Jamaica [PDF]

open access: yes, 2004
Bulk samples of Miocene carbonate sediments (deep-water chalks and shallow-water-derived calcarenites) from the Montpelier Formation (White Limestone Group) in Duncans Quarry, Jamaica, have yielded a small, but diverse, fauna of disassociated fish ...
Mitchell, S.F., Underwood, Charlie J.
core  

MODESTR: UNA HERRAMIENTA INFORMÁTICA PARA EL ESTUDIO DE LOS ECOSISTEMAS ACUÁTICOS DE COLOMBIA MODESTR: A SOFTWARE TOOL FOR STUDYING OF COLOMBIAN AQUATIC ECOSYSTEMS

open access: yesActualidades Biológicas, 2012
El objetivo de este trabajo es mostrar las utilidades del programa informático ModestR, en estudios sobre distribución de especies en ecosistemas marinos y de agua dulce de Colombia.
Patricia Pelayo-Villamil   +10 more
doaj  

First record of the blacktip reef shark Carcharhinus melanopterus (Carcharhiniformes: Carcharhinidae) from the Tropical Eastern Pacific

open access: yesRevista de Biología Tropical, 2012
The blacktip reef shark Carcharhinus melanopterus, is one of the most common Indo-Pacific reef sharks. On April 29, 2012, a juvenile male blacktip reef shark measuring 89 cm total length (TL), was incidentally caught during a research expedition in ...
Andrés López-Garro   +3 more
doaj   +2 more sources

Atelomycterus Erdmanni, A New Species Of Catshark (Scyliorhinidae: Carcharhiniformes) From Indonesia.

open access: yes, 2015
A new species of catshark of the genus Atelomycterus is described from eastern Indonesia based on two type specimens. Atelomycterus erdmanni is closely related to A. baliensis and A. marmoratus, being sympatric with the latter. It differs from these two species in coloration, external morphology, meristics and clasper morphology. Atelomycterus erdmanni
, Fahmi, White, William T.
openaire   +1 more source

Species, Performance and Sex Ratio of Shark Landed in Pelabuhan Perikanan Samudra Cilacap [PDF]

open access: yes, 2017
Produksi ikan hiu di Indonesia masih mengandalkan hasil tangkapan dari alam. Meskipun sudah terdapat beberapa per-aturan yang mengatur tentang penangkapan, pemanfaatan dan status perlindungannya, namun dalam prakteknya kurang dipatuhi.
Abulias, M. N. (Muh)   +2 more
core  

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