CĂRȚI ÎN ENGLEZĂ ÎN LEGĂTURĂ CU «TWAITE SHAD»
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1
Conservation Of Endangered Freshwater Fish In Europe
Stow net and ring net catches from 1989 to 1994 were analysed and compared to
previous catch data in order to evaluate the current status of the twaite shad Elbe
population. No significant differences were found between mean total ...
Arthur Kirchhofer, Daniel Hefti,
1996
2
Fish and Diadromy in Europe (ecology, management, ...
Status within the Special Areas of Conservation Both Allis and Twaite shad were
collected and examined from the four Rivers Slaney, Barrow–Nore, Suir and
Munster Blackwater in the period 2000– 2005 and from Waterford Harbour, the ...
Sylvie Dufour, Etienne Prevost, Eric Rochard,
2008
3
Progress in Marine Conservation in Europe: NATURA 2000 Sites ...
In contrast, the subspecies A. fallax fallax of twaite shad is distributed in the Baltic
Sea and along the entire Atlantic sea coast, including the North Sea (e.g.,
Saemundsson 1949, Kartas 1981,Taverny 1991, Sabatie 1 993, Aprahamian et
al.
Henning von Nordheim, Dieter Boedeker, Jochen C. Krause,
2006
4
Environmental History of the Rhine-Meuse Delta: An ...
catches of the allis shad were rather important, but the twaite shad has gained
some significance concurrently with the disappearance of allis shad. 8.3.3.1 Allis
Shad Before 1910 adult allis shad was commonly caught by the Delta Rhine ...
The twaite shad spawns in freshwater, but approximately one month later than
the allis shad and in the lower reaches of the rivers, up to 100–120·km from the
mouth. The males become sexually mature at 2–3 years old, the females at 4–5 ...
M. Elliott, Krystal L. Hemingway,
2008
The two Mullets benefited from rehabilitation measures for twaite shad to pass
upstream of the Vallabr egues hydropower station and have been found
upstream as far as Avignon. The thin-lipped grey mullet (L. ramada) is most
abundant.
Klement Tockner, Urs Uehlinger, Christopher T. Robinson,
2009
7
Conservation Monitoring in Freshwater Habitats: A Practical ...
The allis shad (Alosa alosa L.) and twaite shad (Alosa fallax L.) are the only
members of the herring family found in freshwater habitats in the UK (Maitland
and Hatton-Ellis 2003). They are similar in appearance but can be identified to
species ...
Clive Hurford, Michael Schneider, Ian G. Cowx,
2009
Twaite Shad (Alosa alosa) Smaller than Alosa fallax, the Twaite Shad usually
attains a length of 35 cm. It is similar in colouration to the Allis Shad, except the
belly tends to be yellowish-silver and it has 4 to 8 black spots behind the gill
covers.
9
Ecological Restoration of Aquatic and Semi-Aquatic ...
Due to the construction of large flood defence works (Delta works), juvenile fish of
both allis and twaite shad can no longer thrive throughout the year in the lower
river reaches, because the complex system of vertical migration combined with ...
P.H. Nienhuis, Ramesh D. Gulati,
2002
10
International Fish Screening Techniques:
The hearing thresholds of larval and juvenile twaite shad are not however
currently known. This report describes a series of trials undertaken to determine
the potential for ultrasonic behavioural deterrents to prevent the entrainment of ...
A.W.H. Turnpenny, R.A. Horsfield,
2014
ȘTIRI NOI CARE INCLUD TERMENUL «TWAITE SHAD»
Află ce ziare naționale și internaționale au scris despre și cum este întrebuințat termenul
twaite shad în contextul următoarelor știri.
Brazil is racing to clean up the alarmingly polluted bay that will host …
Thousands of twaite shad fish died in the Rodrigo de Freitas lagoon in Rio in April. 1 / 6. More fish in the Rodrigo de Freitas lagoon, where rowing events will ... «Business Insider Australia, Iul 15»
400-million-year-old river monster among 'secret seven' rarest fish in …
They are the lamprey, Arctic charr, vendace, spined loach, twaite shad, allis shad, and smelt. After years of decline because of poor water and the impacts of ... «Express.co.uk, Iul 15»
Brazil Pulls 50 Tons of Dead Fish From Olympic Waters
Other scientists say the shortage of oxygen killing off the fish, from a small species called twaite shad, is caused by sewage and chemicals that end up in the ... «Newser, Apr 15»
37 Tons of dead fish removed from Olympic lake in Brazil
Employees of the Comlurb municipal waste management company were continuing to use nets to remove the silvery fish, called twaite shad, many thousands of ... «Fox News Latino, Apr 15»
Olympic lake in Brazil has a dead fish problem
The latest incident, affecting thousands of small silvery fish called twaite shad, began several days ago at the Rodrigo de Freitas lake, where the Olympic ... «CBS News, Apr 15»
British Olympic sailors concerned with Rio 2016 pollution
Recently, thousands of dead twaite shad have been found floating in the waters of Guanabara Bay. The eight million residents of the 15 cities that share the ... «SurferToday, Mar 15»
Thousands of dead fish found in Rio Olympic sailing venue
In the latest problem for the sailing venue for the 2016 Olympic Games in Rio de Janeiro, thousands of dead twaite shad have been found floating in the waters ... «Washington Post, Feb 15»
Rio Officials Probe Source of Fish Die-Off in Olympic Waters
The dead twaite shad, small whitish gray fish, were discovered Tuesday by inspectors conducting routine water testing in Rio's sewage- and trash-filled ... «New York Times, Feb 15»
Frozen in time: rare fish traces roots to ice age
This fish is a dwarf version of a related species, the twaite shad, and can grow to just 22cm. A member of the herring family, the goureen is only found in Lough ... «Irish Independent, Aug 13»
At Anchor Off Lithuania, Its Own Energy Supply
... the nesting grounds and to the migration patterns of fish like the twaite shad, which spawns in the freshwater lagoon running along the eastern side of the spit. «New York Times, Iul 13»