Results 111 to 120 of about 282,421 (242)

SPECIES OF BRANCHIOBDELLIDAE (ANNELIDA) ON FRESHWATER CRAYFISH IN SOUTH TYROL (NORTHERN ITALY)

open access: yesKnowledge and Management of Aquatic Ecosystems, 2002
Twenty-eight freshwater crayfish were collected from 8 streams and one small lake in the province of South Tyrol (North Italy) from autumn 1999 to spring 2001, in order to investigate the presence of branchiobdellidans.
OBERKOFLER B.   +6 more
doaj   +1 more source

PENGARUH PERBEDAAN PADAT TEBAR LOBSTER AIR TAWAR (Cherax quadricarinatus) TERHADAP PERTUMBUHAN DAN SINTASAN DALAM BUDIDAYA SISTEM EDU (Extreme Density Unit) [PDF]

open access: yes, 2007
This research was held on October 20th – desember 20th 2006, in laboratory Indoor Fishery, Animal Husbandry and Fishery University of Muhammadiyah Malang.
Mustawan, Panca
core  

Distribution, Habitat, and Life History Aspects of the Shrimp Crayfish, Faxonius lancifer (Hagen) (Decapoda: Cambaridae) in Arkansas [PDF]

open access: yes, 2017
The Shrimp Crayfish, Faxonius (formerly Orconectes) lancifer (Hagen) is an uncommon, although widespread, crayfish in Arkansas. This species is herein documented from 19 counties of the Gulf Coastal Plain physiographic region.
McAllister, Chris T   +2 more
core   +3 more sources

Trophic plasticity and invasive success: dynamic feeding strategies of the signal crayfish in Croatian rivers

open access: yesJournal of Freshwater Ecology
The invasive signal crayfish (Pacifastacus leniusculus), a species of high concern in European freshwaters, represents a substantial threat to native crayfish species and freshwater ecosystems.
Milan Danilović   +3 more
doaj   +1 more source

The distribution of native and introduced species of crayfish in Austria [PDF]

open access: yes, 1999
This account concentrates on the six species of crayfish found in Austria, and the current state of knowledge on their distribution and laws affecting conservation.
Pockl, Manfred
core  

Conservation of Freshwater Crayfish in Australia

open access: yesCrustacean Research, 2012
Recent conservation assessments rank the world's freshwater crayfish in the five most endangered animal groups, and the Australian fauna as the most endangered of all the world's crayfish. In this paper, we introduce the 135 described species of freshwater crayfish in Australia, and provide an overview of this fauna and their current IUCN Red List ...
Coughran, Jason, Furse, James
openaire   +2 more sources

KEYNOTE PRESENTATION AND ROUNDTABLE SESSION 4. CRAYFISH PATHOLOGY IN EUROPE:PAST, PRESENT AND A PROGRAMME FOR THE FUTURE

open access: yesKnowledge and Management of Aquatic Ecosystems, 2004
The devastating affects of disease on European freshwater crayfish are well known as epizootics in wild populations have occurred throughout much of Europe since the mid XVIIIe s.
EDGERTON B. F., JUSSILA J.
doaj   +1 more source

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