10 LIBRI IN INGLESE ASSOCIATI CON «GLOCHIDIA»
Scopri l'uso di
glochidia nella seguente selezione bibliografica. Libri associati con
glochidia e piccoli estratti per contestualizzare il loro uso nella letteratura.
1
Freshwater Bivalve Ecotoxicology
The relatively short duration of toxicity tests with glochidia is based on the
relatively short duration between release of glochidia into the water column and
encystment on the host and on the relatively short survival time of glochidia after
...
Jerry L. Farris, John H. Van Hassel, 2006
2
Ecology and Evolution of the Freshwater Mussels Unionoida: ...
That glochidia of M. margaritifera actually remain in the drift for substantial
distances was recently demonstrated from our own experiments. In two separate
trials, seven 12-cm-long plastic tubes (7-cm diameter, closed at one end with ...
G. Bauer, K. Wächtler, 2001
3
Applied Aquatic Ecosystem Concepts
Some species are bradytichtic, in which the glochidia are brooded for a short
term (e.g. April to August); others are tachytictic and brood the glochidia for a long
term (e.g. mid-summer to the following spring or summer). The glochidia are ...
4
Freshwater Mussels of Texas
Glochidia and Parasitism: Mature glochidia are small, ranging from 0.005 x 0.052
nun in spectaclecase (Cumberlandia monodonta) to 0.290 x 0.355 nun in purple
wartyback (Cvclonaias tuberculata) (Oesch 1984). Most are generally round or ...
5
Environmental Toxicology and Risk Assessment
exposure to chemicals is difficult and potentially unreliable, the initiation of the
transformation process of these glochidia facilitates accurate visual viability
determinations. Early efforts in artificial propagation of freshwater Unionid
mussels were ...
Wayne G. Landis, Jane S. Hughes, Michael Anthony Lewis, 1993
6
Ecology and Classification of North American Freshwater ...
Subtriangular, hooked glochidia, with their large hooks, are well adapted for
attaching to the tough epithelium of their hosts' body and fins, while they are
poorly suited to attachment upon more delicate gill tissue. Unhooked glochidia,
on the ...
James H. Thorp, Alan P. Covich, 2010
7
Leeches, Lice and Lampreys: A Natural History of Skin and ...
at the time of such a release is likely to receive a heavy dose of glochidia, while
fishes remote from the event may receive relatively few. Several authors have
commented on the preference of the 'hooked' glochidia of Anodonta species for
the ...
8
Copepod parasites of fresh-water fishes and their economic ...
The irritation due to the presence of parasitic copepods may still further reduce
these movements and thus prevent infection by glochidia; but if this were the only
cause 10 copepods could hardly produce so large an effect. It would seem as if ...
Charles Branch Wilson, 1916
9
Environmental Toxicology and Risk Assessment: ...
In the laboratory, this transformation was facilitated by putting the microscopic
glochidia (-0.25 mm diameter) onto the gills or fins of host fish and maintaining
the fish in aquaria until the glochidia transformed into juvenile mussels. Once the
...
Diane S. Henshel, Marsha C. Black, Michael C. Harrass, 1999
10
North American Freshwater Mussels: Natural History, Ecology, ...
Broadcast offree glochidia Some broadcasters release free glochidia that have
no apparent physical adaptations to increase chances of encounters with hosts.
Broadcast of free glochidia is documented conclusively for few species, but these
...
10 NOTIZIE DOVE SI INCLUDE IL TERMINE «GLOCHIDIA»
Vedi di che si parla nei media nazionali e internazionali e come viene utilizzato il termine ino
glochidia nel contesto delle seguenti notizie.
Extension website presents ways to help protect Indiana's …
They should also check the gills of their catch for glochidia, or baby mussels, which look like tiny grains of salt. Fish with glochidia attached to their gills should ... «Purdue Agricultural Communications, giu 15»
Shellfish in Montana: The Western Pearlshell
When the embryonic mussels, or glochidia, are fully developed in their parent, they are released into the water. Once released, the glochidia ... «MTPR, giu 15»
Nature Nut: Lab is growing mussels — steroid-free
Fish normally carry mussel young, called glochidia, up rivers, something that animals which crawl slowly in river bottoms cannot do themselves. «Post-Bulletin, mag 15»
Biology student wins award for mussel research
Michael Martin; Elizabeth Glidewell, biology research technician; and Barnhart presented their research “The Effects of Glochidia Infection ... «Missouri State News, mag 15»
Biologist conveys benefits of clams, mussels to environment
The glochidia can stay attached to the fish's gills from two weeks to three months.” While humans generally didn't go clamming for mussels as a ... «La Crosse Tribune, feb 15»
5 Terrifying, Alien-like Fish Parasites
Not unlike many other mussels, the snuffbox begins life as a parasite during its larval “glochidia” stage. In 2004, researchers discovered that the ... «OutdoorHub, gen 15»
Eel stocking in Susquehanna River to boost mussel population …
Simultaneously with the stocking of two streams has been a laboratory experiment in which elver gills are infested with glochidia, the stage of ... «PennLive.com, gen 15»
Another Life: 10m larvae, 2 survivors, then 100 years protecting our …
In early autumn, the female mussels are triggered to release – all at the same time, like tropical corals – clouds of larvae called glochidia, ... «Irish Times, nov 14»
Want to help wildlife? Give mussels some love
To reproduce, mussels must transfer their growing embryos, called glochidia, onto a fish's eyes, gills or other membranes. Glochidia basically ... «Green Bay Press Gazette, ago 14»
Experts work to save North Yorks mussels
By introducing a series of microscopic glochidia (the mussels' young) into the water, it is hoped they will latch on to the native fish and migrate ... «The Press, York, ago 14»
