Results 51 to 60 of about 1,542 (192)

Morphological and Immunohistochemical Study of Ventral Photophores of Ichthyococcus ovatus (Cocco, 1838) (Fam: Stomiidae)

open access: yesJournal of Marine Science and Engineering
Photophores are light-producing organs found in many fish species living in the mesopelagic, bathypelagic, and abyssal layers of the ocean. They function to attract prey, confuse predators, and communicate with other individuals of the same species ...
Mauro Cavallaro   +8 more
doaj   +1 more source

Transitory Eye Shapes and the Vertical Distribution of Two Midwater Squids [PDF]

open access: yes, 1975
In two cranchiid squids, Sandalops melancholicus and Taonius pavo, the shapes of the eyes change with growth. Compressed eyes with ocular appendages occur in the larvae living in the upper few hundred meters of the ocean.
Young, Richard Edward
core  

Predicting time‐at‐depth weighted biodiversity patterns for sharks of the North Pacific

open access: yesEcography, Volume 2025, Issue 3, March 2025.
Depth is a fundamental and universal driver of ocean biogeography but it is unclear how the biodiversity patterns of larger, more mobile organisms change as a function of depth. Here, we developed a predictive biogeography model to explore how information of mobile species' depth preferences influence biodiversity patterns.
Zachary A. Siders   +5 more
wiley   +1 more source

New Species of Eustomias (Teleostei: Stomiidae) from the Western North Atlantic, with a Review of the Subgenus Neostomias [PDF]

open access: yes, 2004
A new species of the deep-sea dragonfish genus Eustomias is described from 14 specimens from the western North Atlantic. This species belongs to the subgenus Neostomias, which is defined principally by the presence of a single pectoral ray, plus one ...
Hartel, Karsten E., Sutton, Tracey
core   +2 more sources

Mesopelagic Fish Traits: Functions and Trade‐Offs

open access: yesFish and Fisheries, Volume 26, Issue 1, Page 83-103, January 2025.
ABSTRACT Fishes inhabiting the mesopelagic zone of the world's oceans are estimated to account for the majority of the world's fish biomass. They have recently attracted new attention because they are part of the biological carbon pump and have been reconsidered as a contribution to food security.
Henrike Andresen   +13 more
wiley   +1 more source

Hormonal control of luminescence from lantern shark (Etmopterus spinax) photophores [PDF]

open access: yesJournal of Experimental Biology, 2009
SUMMARYThe velvet belly lantern shark (Etmopterus spinax) emits a blue luminescence from thousands of tiny photophores. In this work, we performed a pharmacological study to determine the physiological control of luminescence from these luminous organs.
Julien M, Claes, Jérôme, Mallefet
openaire   +2 more sources

The language of light: a review of bioluminescence in deep‐sea decapod shrimps

open access: yesBiological Reviews, Volume 99, Issue 5, Page 1806-1830, October 2024.
ABSTRACT In the dark, expansive habitat of the deep sea, the production of light through bioluminescence is commonly used among a wide range of taxa. In decapod crustaceans, bioluminescence is only known in shrimps (Dendrobranchiata and Caridea) and may occur in different modes, including luminous secretions that are used to deter predators and/or from
Stormie B. Collins   +1 more
wiley   +1 more source

Laboratory guide to early life history stages of northeast Pacific fishes [PDF]

open access: yes, 1989
This laboratory guide presents taxonomic information on eggs and larvae of fishes of the Northeast Pacific Ocean (north of California) and the eastern Bering Sea. Included are early-life-history series, illustrations, and comparative descriptions of 232
Blood, Deborah M.   +3 more
core  

Photophoretic trampoline - Interaction of single airborne absorbing droplets with light

open access: yes, 2012
We present the light-induced manipulation of absorbing liquid droplets in air. Ink droplets from a printer cartridge are used to demonstrate that absorbing liquids - just like their solid counterparts - can interact with regions of high light intensity ...
Alpmann, Christina   +3 more
core   +1 more source

Patterns of dermal denticle loss in sharks

open access: yesJournal of Morphology, Volume 285, Issue 9, September 2024.
We studied the processes of denticle replacement and de novo growth by examining the percentage of missing denticles from different body regions of 16 species of sharks. We found that the percentage of denticles missing across body regions (in two species) and among species is largely the same—generally between 0% and 5.8% denticles missing, with a few
Michael A. Fath   +5 more
wiley   +1 more source

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