Results 31 to 40 of about 6,565 (202)

Range extensions of three marine shrimps (Caridea: Alpheidae, Palaemonidae) on the Brazilian coast

open access: yesAnais da Academia Brasileira de Ciências, 2021
Three caridean shrimps have their distribution range extended on the Brazilian coast. Alpheus carlae Anker, 2012 (Alpheidae), previously reported from Ceará to São Paulo, and Typton fapespae Almeida, Anker & Mantelatto, 2014 (Palaemonidae), previously ...
LUCIANE A.A. FERREIRA   +2 more
doaj   +1 more source

New Distributional Records of the Ohio Shrimp, Macrobrachium ohione Smith (Decapoda: Palaemonidae) in Arkansas [PDF]

open access: yes, 2016
The Ohio shrimp (Macrobrachium ohione) is a migratory (amphidromous) river shrimp that occurs in some Arkansas rivers. It is known from the Upper Missouri River from its mouth downstream to the Gulf of Mexico, but shrimp abundance has declined ...
Adams, R.   +5 more
core   +2 more sources

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

Sequence and phylogenetic analysis of the mitochondrial genome for a giant clam commensal shrimp Anchistus australis (Decapoda: Caridea: Palaemonidae)

open access: yesMitochondrial DNA. Part B. Resources, 2020
The shrimp Anchistus australis was a giant clam commensal species. Here, we explored in detail its mitochondrial (mt) genome, which was 15,396 bp in length, containing 13 protein-coding genes, 2 ribosomal RNA genes, 21 transfer RNA genes, and a non ...
Helu Liu
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  

Insights Into Spatial Orientation and Cognition in Tarantulas (Araneae: Theraphosidae) Under Natural Conditions, With Notes on Possible Ontogenetic Niche Shifts

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
Cognitive studies on spiders have largely ignored mygalomorphs, such as tarantulas, and almost completely lack field‐based observations. We present nine observations of arboreal and fossorial New World tarantulas, including a blind cave‐dwelling species, providing evidence for possible experience‐based navigation and spatial learning during foraging ...
Alireza Zamani, Rick C. West
wiley   +1 more source

Foregut morphology of Macrobrachium carcinus (Crustacea, Decapoda, Palaemonidae) [PDF]

open access: yesActa Amazonica, 2016
ABSTRACT Macrobrachium carcinus is a Brazilian native prawn with recognized potential for use in aquaculture activities. The aim of this study was to describe and illustrate in detail the morphology of the M. carcinus foregut. The foregut comprises the mouth, esophagus and stomach.
LIMA, Jô de Farias   +2 more
openaire   +4 more sources

First report of mitogenome of Chinese grass shrimp Palaemonetes sinensis (Crustacea, Decapoda, Palaemonidae) yielded by next-generation sequencing

open access: yesMitochondrial DNA. Part B. Resources, 2019
The nearly complete mitochondrial genome of Palaemonetes sinensis is 15,504 bp in size, containing 13 protein-coding genes, 22 transfer RNAs, 2 ribosomal RNAs, and a partial control region.
Chao Song, Yin Liu, Jiazhang Chen
doaj   +1 more source

River Ecosystem Degradation and Its Impacts on Fish Biodiversity and Capture Fisheries in Major River Basins of Bangladesh: A Policy‐Focused Study

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 1, February 2026.
ABSTRACT This study investigates the widespread degradation of river ecosystems in Bangladesh and its impact on fish biodiversity and identifies potential strategies for ecosystem restoration. Combining community perceptions from focus group discussions (FGDs) with fish market study for spatial analyses of fish species diversity across the Barak–Meghna,
Mohammad Mahfujul Haque   +6 more
wiley   +1 more source

Checklist of the Crustacea from the state of Santa Catarina, Brazil [PDF]

open access: yesCheck List, 2012
The list of Crustacean species from the state of Santa Catarina, southern Brazil, comprises 518 valid species, distributed in 17 orders and 152 families. This amount corresponds to 0.75% of the Crustacea worldwide and about 20% of Brazilian species.
Harry Boos   +7 more
doaj   +3 more sources

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