Results 41 to 50 of about 66,860 (275)

Inventory of the Decapod Crustaceans (Crayfishes and Shrimps) of Arkansas with a Discussion of Their Habitats [PDF]

open access: yes, 1980
The freshwater decapod crustaceans of Arkansas presently consist of two species of shrimps and 51 taxa of crayfishes divided into 47 species and four subspecies. The shrimps are represented by Macrobranchium ohione and Palaemonetes kadiakensis.
Bouchard, Raymond W., Robison, Henry W.
core   +2 more sources

Weaponry Investment in the Socially Monogamous Snapping Shrimp Alpheus brasileiro (Decapoda: Alpheidae)

open access: yesActa Zoologica, EarlyView.
ABSTRACT Weapons are morphological structures used by animals in various contexts, especially in intra‐specific contests and visual displays. In snapping shrimps of the genus Alpheus, particularly the monogamous species Alpheus brasileiro, both sexes bear enlarged chelipeds, potentially conferring advantages in mate competition or territorial defence ...
Leonardo Moreira   +3 more
wiley   +1 more source

Geometric Morphometrics Reveal Body Shape Variation in Freshwater Shrimps of the Genus Macrobrachium Lacking a Mandibular Palp (Formerly Pseudopalaemon Sollaud, 1911) (Decapoda: Palaemonidae)

open access: yesActa Zoologica, EarlyView.
ABSTRACT Shape variation in the cephalothorax of Macrobrachium species without mandibular palp using geometric morphometrics was used as a tool to support species differentiation and propose new diagnostic characters for taxonomic identification.
Thaís Arrais Mota   +4 more
wiley   +1 more source

Thirty years of invasion: the distribution of the invasive crayfish Procambarus clarkii in Italy [PDF]

open access: yes, 2020
The presence of the red swamp crayfish Procambarus clarkii in Italy is documented since 1989, but no comprehensive data are available on its spread through time at the national scale. New confirmed records for Procambarus clarkii are continuously arising
Falaschi, Mattia   +3 more
core   +2 more sources

Mapping area of habitat for inland wetland species

open access: yesConservation Biology, EarlyView.
Abstract Area of habitat (AOH) maps provide a high‐resolution representation of the habitat available in a species’ range and can support conservation policy and planning processes. However, until recently, there was insufficient knowledge on the distribution of inland wetlands and freshwater biodiversity to develop AOH mapping methods specifically ...
Francesca A. Ridley   +17 more
wiley   +1 more source

Spatial habitat partitioning enables coexistence of three Gobiidae species in estuarine environments

open access: yesJournal of Fish Biology, EarlyView.
Abstract This study examines resource partitioning (feeding morphology, diet and habitat partitioning) among three gobiid species, the Knysna sandgoby Psammogobius knysnaensis, the prison goby Caffrogobius gilchristi and the river goby Glossogobius callidus, within an estuarine environment.
Phumza M. Ndaleni   +5 more
wiley   +1 more source

DNA testing of edible crabs from seafood shops on the Odisha coast, India

open access: yesBiomolecular Concepts, 2018
Seafood consumption is highly demanding due to the important source of protein it contains, as well as being rich in omega-3 fatty acids. However, the adulteration of seafood is an alarming issue worldwide, including India.
Rath Shibananda   +6 more
doaj   +1 more source

New erymid lobsters from the Nusplingen and Usseltal formations (Upper Jurassic) of southwest Germany

open access: yesGeologija, 2020
Two new species of Late Jurassic erymid lobsters, Stenodactylina devillezi sp. nov. and Stenodactylina geigerae sp. nov., are described on the basis of isolated, but well-preserved chelipeds from the upper Kimmeridgian of Swabia and the lower Tithonian
Günter SCHWEIGERT, Jürgen HÄRER
doaj   +1 more source

Genetic diversity in wild stocks of the giant freshwater prawn (Macrobrachium rosenbergii): implications for aquaculture and conservation [PDF]

open access: yes, 2003
The giant freshwater prawn (Macrobrachium rosenbergii) is cultured widely around the world but little is known about the levels and patterns of genetic diversity in either wild or cultured stocks.
de Bruyn, M., Mather, P.B.
core  

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