Results 21 to 30 of about 324,016 (353)

Neotropical freshwater crabs (Decapoda: Pseudothelphusidae) shred leaves [PDF]

open access: yesNauplius, 2020
Abstract Freshwater crabs are macroconsumers that are commonly found in Neotropical headwater streams that may play a key role in energy flow and nutrient cycling in detrital food webs. Although studies have examined the feeding habits of trichodactylid crabs, little is known of this behavior in pseudothelphusid species, and specifically whether they ...
Carol Yang   +3 more
openaire   +6 more sources

Growth and competitions of the Australian red-claw crayfish, Cherax quadricarinatus (von Martens, 1868) in Thailand: the experimental approaches [PDF]

open access: yesAquatic Invasions, 2023
The Australian red-claw crayfish (RCC) Cherax quadricarinatus (von Martens 1868) (Crustacea: Decapoda: Parastacidae) has been introduced and promoted for freshwater aquaculture in many countries including Thailand.
Tuantong Jutagate   +2 more
doaj   +3 more sources

Top-Down Effect of Arthropod Predator Chinese Mitten Crab on Freshwater Nutrient Cycling

open access: yesAnimals, 2023
Simple Summary Crabs are advanced predators in aquatic ecosystems, and they can feed directly on plant litter. They can also indirectly regulate the decomposition of organic matter in the aquatic environment by influencing snail populations and the ...
Lin Wang   +7 more
semanticscholar   +1 more source

Ecological Assessment of Two Species of Potamonautid Freshwater Crabs from the Eastern Highlands of Zimbabwe, with Implications for Their Conservation. [PDF]

open access: yesPLoS ONE, 2016
The spatial ecology of freshwater crabs and their conservation status is largely understudied in Africa. An ecological assessment was conducted at 104 localities in 51 rivers and/or streams in the Eastern Highlands of Zimbabwe whereby the distribution ...
Tatenda Dalu   +7 more
doaj   +1 more source

Potential Health Risk Assessment of Bioaccumulation of Heavy Metals in Freshwater Organisms from Ojo River, Lagos, Nigeria

open access: yesJournal of Applied Sciences and Environmental Management, 2022
This study investigated potential health risk associated with heavy metal bioaccumulation in freshwater organisms in Ojo River, Lagos, Nigeria. Liver, gills and muscle from fish samples and muscle and exoskeleton from crab samples were analysed for ...
V. T. Sanyaolu   +2 more
doaj   +1 more source

The complete mitochondrial genome sequence of the karst-dwelling crab, Terrapotamon thungwa (Crustacea: Brachyura: Potamidae)

open access: yesMitochondrial DNA. Part B. Resources, 2022
Terrapotamon thungwa is a new species of terrestrial long-legged crab discovered in a karst landscape of southern Thailand. Here, we report the first complete mitochondrial genome of this crab species.
Chutintorn Yundaeng   +7 more
doaj   +1 more source

Description of two new species of the genus Heterochelamon Türkay & Dai, 1997 (Crustacea: Decapoda: Brachyura: Potamidae), from southern China [PDF]

open access: yesPeerJ, 2020
This study describes two new species of freshwater crab of the genus Heterochelamon Türkay & Dai, 1997 from southern China, H. huidongense from Guangdong Province and H. jinxiuense from Guangxi Zhuang Autonomous Region.
Song-Bo Wang, Yi-Yang Xu, Jie-Xin Zou
doaj   +2 more sources

The oldest freshwater crabs: claws on dinosaur bones [PDF]

open access: yesScientific Reports, 2019
Abstract With approximately 1,500 extant species, freshwater crabs (Decapoda: Brachyura) are among the most diverse decapod crustaceans. Nevertheless, their fossil record is extremely limited: only Potamidae, Potamonautidae and Trichodactylidae are reported up to the Eocene of the Neotropics so far.
Robin, Ninon   +7 more
openaire   +3 more sources

The Pathogenic Yeast Metschnikowia bicuspidata var. bicuspidata in the Aquacultured Ecosystem and Its Biocontrol

open access: yesJournal of Fungi, 2023
M. bicuspidata var. bicuspidata is a pathogenic yeast which can affect aquacultured and marine-cultured animals such as brine shrimp, ridgetail white prawn, chinook salmon, giant freshwater prawn, the Chinese mitten crab, marine crab, the mud crab, the ...
Khalef Hansali   +4 more
doaj   +1 more source

Diversity of freshwater crab (decapoda) in meru betiri national park

open access: yesJournal of Physics: Conference Series, 2020
The abundance of flora and fauna in tropical forests throughout Indonesia is very high. Indonesian fauna shows its diversity in terms of ecology found in various ecosystem types. One of them is freshwater ecosystem.
V. E. Susilo   +3 more
semanticscholar   +1 more source

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