Results 21 to 30 of about 2,594 (219)

DEMERSAL FISHING ANALYSIS OF KUPANG BAY [PDF]

open access: yesMarine Research in Indonesia, 1970
Study on demersal fish in Kupang bay was carried for 6 months, from July 2002 to December 2002. Sampling was conducted twice a month at the ten-selected locations within the bay using different fishing gears such as gill net, bottom logline, hand line and traps.
B. G. Hutubessy, J. W. Mosse
openaire   +1 more source

Diet of two large sympatric teleosts, the ling (Genypterus blacodes) and hake (Merluccius australis). [PDF]

open access: yesPLoS ONE, 2010
Ling and hake are tertiary consumers, and as a result both may have an important structuring role in marine communities. The diets of 2064 ling and 913 hake from Chatham Rise, New Zealand, were determined from examination of stomach contents.
Matthew R Dunn   +4 more
doaj   +1 more source

Associações entre macroinvertebrados e peixes demersais na armação do Itapocoroy, Penha, Sc, Brasil

open access: yesBrazilian Archives of Biology and Technology, 1998
In the period of January and December, 1995, there were collected by means of overtrawl, 12977 samples of macroinvertebrates and demersal fishes, in the Armação do Itapocoroy, Penha (SC), between the depths of 6 to 10 meters, in the periods of morning ...
Joaquim Olinto Branco   +5 more
doaj   +1 more source

Coral-inhabiting Trapezia crabs forage on demersal plankton

open access: yesFrontiers in Marine Science, 2022
The Trapeziidae constitute a widely distributed and common family of obligatory coral-dwelling crabs on Indo-west Pacific coral reefs, feeding on coral tissue and mucus.
Yaniv Shmuel   +5 more
doaj   +1 more source

The effects of fishing on demersal fish communities of the Scotian Shelf [PDF]

open access: yesICES Journal of Marine Science, 2000
Since the 1970s, average individual weight of commercially targeted demersal fish on the Scotian Shelf (Canada) decreased by 51% on the eastern shelf and by 41% on the western shelf. For both systems, the integrated community size spectrum showed long-term declines in proportions of large fish and survey cpue of most targeted species.
openaire   +1 more source

Demersal fish in Icelandic waters

open access: yes, 2021
A sudden increase in population size and distribution around Iceland took place in several species in 2000-2010. What they have in common is that Iceland is placed at the northern border of their geographic range making the susceptible to environmental fluctuations.
openaire   +2 more sources

The effect of fishing on demersal fish community dynamics: an hypothesis [PDF]

open access: yesICES Journal of Marine Science, 2001
Fishing acts like a predator; it alters the extent of competition and allows the coexistence of competitive species. To test this hypothesis, several component elements are addressed. The variability of biomass in demersal fish communities is analysed to seek evidence that biotic interactions play a role in community dynamics.
openaire   +2 more sources

Comparative visual ecophysiology of mid-Atlantic temperate reef fishes

open access: yesBiology Open, 2013
Summary The absolute light sensitivities, temporal properties, and spectral sensitivities of the visual systems of three mid-Atlantic temperate reef fishes (Atlantic spadefish [Ephippidae: Chaetodipterus faber], tautog [Labridae: Tautoga onitis], and ...
Andrij Z. Horodysky   +4 more
doaj   +1 more source

Review of marine fish zoogeography of Chilean Patagonia (42º- 57º S)

open access: yesScientia Marina, 1999
From bibliographical information on bathymetric and latitudinal distribution of 110 marine fish species of western Patagonia (42º-57ºS), the ichthyogeographic zonation of the area is discussed.
Walter Sielfeld, Mauricio Vargas
doaj   +1 more source

Potential utility of geomagnetic data for geolocation of demersal fishes in the North Pacific Ocean

open access: yesAnimal Biotelemetry, 2020
Background Archival tags that measure the Earth’s magnetic field could provide a new geolocation method for demersal fishes in the North Pacific Ocean.
J. K. Nielsen   +5 more
doaj   +1 more source

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