scholarly journals First records of freshwater fish species in Colombia: extending the distribution of 17 Amazonian and Orinoco fish species

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2020 ◽  
Vol 16 (5) ◽  
pp. 1395-1406
Author(s):  
Juan D. Bogotá-Gregory ◽  
Flavio C. T. Lima ◽  
Carlos DoNascimiento ◽  
Astrid Acosta-Santos ◽  
Francisco A. Navarro-Villa ◽  
...  

Based on a rigorous analysis of fish collections of the Instituto Amazónico de Investigaciones Científicas (Sinchi) and new collections by us, we report new Colombian records and geographical range extensions for freshwater fish species. The new occurrences include representatives of four taxonomic orders, eight families, and 13 genera. Our findings expand the geographic ranges of fish species within the Amazon and Orinoco basins and include species reported from Colombia for the first time. This information is fundamental for completion of species inventories, as well as analyses of freshwater fish diversity patterns at macroecological scales. In addition, our data provide useful information for the formulation of strategies for the conservation, management, and sustainable use of biodiversity.

2020 ◽  
Vol 21 (12) ◽  
Author(s):  
Suhestri Suryaningsih ◽  
Dian Bhagawati ◽  
Sri Sukmaningrum ◽  
Sugiharto Sugiharto ◽  
Ayu ratna I gusti agung

Abstract. Suryaningsih S, Bhagawati D, Sukmaningrum S, Sugiharto, Puspitasari IGAAR. 2020. Freshwater fish diversity in three tributary streams in Serayu Basin, Central Java, Indonesia. Biodiversitas 21: 5811-5817. Determining the diversity of freshwater fish species in Central Java, Indonesia has been confounded by temporal and spatial limitations in past studies. The Serayu Basin is a large watershed in Central Java that is believed to have high freshwater fish diversity. We aimed to determine the diversity and community structure of freshwater fish species in three tributaries of the Serayu, elucidate the factors influencing this diversity, and determine the extent to which these tributaries contribute to the total freshwater fish species richness for southwest Central Java. We conducted gill net sampling from May to August 2018 on the Tulis, Mrawu, and Kali Sapi Rivers located at Banjanegara district Sampling followed a random group technique in upstream, midstream, and downstream river sections of each tributary. In total, we observed 21 freshwater fish species. Broadly, fish species diversity was relatively low in the study area, and water temperature and dissolved oxygen were important in maintaining fish diversity. These three tributaries house 27–46% of the freshwater fish species reported for southern Central Java.


2016 ◽  
Vol 74 (2) ◽  
pp. 81-83
Author(s):  
Xue-Mei Xiong ◽  
Bo-Wen Zhao ◽  
Chun-Hong Nie ◽  
Wei-Min Wang ◽  
Ze-Xia Gao

Abstract TThe length-weight relationships (LWRs) were determined for five freshwater fish species collected from Liangzi Lake, the Xi River and Longxi River in China, including Megalobrama amblycephala, Megalobrama skolkovii, Megalobrama pellegrini and Megalobrama terminalis belonging to the genus Megalobrama, as well as white Amur bream (Parabramis pekinensis) of the genus Parabramis. Three of these five species had no previous LWR estimates in the FishBase. The LWRs of hybrids from Megalobrama amblycephala ♀ × Parabramis pekinensis ♂ and Megalobrama amblycephala ♀ × Megalobrama terminalis ♂ were also reported for the first time.


2020 ◽  
Author(s):  
Matthew Ford ◽  
Amina Brahimi ◽  
Lyas Baikeche ◽  
Laura Bergner ◽  
Miguel Clavero ◽  
...  

In order to update the IUCN Red List of all freshwater fish species inhabiting the Maghreb region, comprehensive knowledge of their respective geographic ranges is essential. Here we present site-scale distribution records derived from all known sources for native and alien freshwater fish species distributed in Morocco, Algeria and Tunisia. Corrected data compiled from the Global Biodiversity Information Facility plus author contributions and digitised literature data are presented as GIS maps, and the wider scientific and conservation communities are called upon to help fill knowledge gaps and maximise the value of this new database for a region in which freshwater biodiversity is undergoing a serious decline.


2021 ◽  
Vol 5 (2) ◽  
pp. 248-259
Author(s):  
Kefah Abdul-Ameer

Two hundred and fifty-five fishes, belonging to six species, were collected weekly from the Tigris River in the Al-Ataifiya Region, Baghdad City during the period from July 2018 until the end of March 2019. The examination of skin and gills of these fishes showed the occurrence of six Myxobolus species. These included: M. erythrophthalmi, M. fahmii, M. gobiorum, M. ichkeulensis, M. saugati and M. sclerii. The description and measurements, besides the illustrations of these myxozoans parasites are given here for the first time in Iraq. In addition, a list of all Myxobolus species, so far recorded from the six infected fish species is given.


2018 ◽  
Vol 18 (4) ◽  
Author(s):  
Telton Pedro Anselmo Ramos ◽  
Jéssica Alcoforado de Sena Lima ◽  
Silvia Yasmin Lustosa Costa ◽  
Márcio Joaquim da Silva ◽  
Raizze da Costa Avellar ◽  
...  

Abstract: Freshwater ichthyofauna from Brazil Northeast region was considered as being poorly known until recent years, with a considerable number of publications becoming available in the last decade. The present study provides an inventory of freshwater fish species from the Paraíba do Norte River basin located in Paraíba State, Brazil. This inventory is intended to contribute to the of knowledge to the regional fish diversity, pre-transposition of the São Francisco River. Collecting data was obtained from ichthyological databases of both national and foreign institutions. A total of 47 freshwater fish species are registered within the Paraíba do Norte River basin, represented by 38 genera, 20 families and six orders. Characiformes, comprising 47% (22 species), Cichliformes, and Siluriformes are among the most representative orders, 19% (9 species) each, of total recorded species. Seven species of Cichliformes are reported as introduced species in this basin. Cyprinodontiformes and Gobiiformes also registered in this region and correspond to 5% (two species) and Gymnotiformes, Perciformes and Synbranchiformes, 2% (one species each) of total recorded species. Paraíba do Norte River basin stands out in the current national scenario as it comprises the first region from the Mid-Northeastern Caatinga freshwater ecoregion to receive water from the transposition of the São Francisco River. The current inventory is important as it provides scientific data related to the ichthyofauna of Paraíba do Norte River basin prior to the commencement of the river transposition process. An identification key is also given for the freshwater fish species of the region.


2019 ◽  
Vol 11 (9) ◽  
pp. 14212-14215 ◽  
Author(s):  
Kante Krishna Prasad ◽  
Chelmala Srinivasulu

Badis badis (Hamilton, 1822), a freshwater fish species, has been reported for the first time from the Godavari River basin of Telangana State, India.  One specimen of B. badis was collected from a stream near Mubarakpur Village in Sangareddy District (Manjeera sub-basin) and another from a stream near Sirpur (T) Town in Asifabad District (Wardha sub-basin), Telangana State, India.  This publication provides information about B. badis occurrence in India, a short description of the collected specimen, and a discussion on its habitat and threats.


2018 ◽  
Vol 10 (2) ◽  
pp. 404-408
Author(s):  
Francisco S. Álvarez ◽  
Derick Herrerea ◽  
Arturo Angulo

The highfin goby Gobionelus oceanicus is herein reported for the first time in freshwaters of Costa Rica. One specimen was collected in the lower Pacuare River basin, Atlantic slope, Costa Rica. This new record brings the total number of Costa Rican native freshwater fish species to 253.


2021 ◽  
Vol 43 ◽  
pp. 1-24
Author(s):  
Ana Manjarrés-Hernández ◽  
Cástor Guisande ◽  
Emilio García-Roselló ◽  
Juergen Heine ◽  
Patricia Pelayo-Villamil ◽  
...  

The aim of the present study was to predict future changes in biodiversity attributes (richness, rarity, heterogeneity, evenness, functional diversity and taxonomic diversity) of freshwater fish species in river basins around the world, under different climate scenarios. To do this, we use a new methodological approach implemented within the ModestR software (NOO3D) which allows estimating simple species distribution predictions for future climatic scenarios. Data from 16,825 freshwater fish species were used, representing a total of 1,464,232 occurrence records. WorldClim 1.4 variables representing average climate variables for the 1960–1990 period, together with elevation measurements, were used as predictors in these distribution models, as well as in the selection of the most important variables that account for species distribution changes in two scenarios (Representative Concentration Pathways 4.5 and 6.0). The predictions produced suggest the extinction of almost half of current freshwater fish species in the coming decades, with a pronounced decline in tropical regions and a greater extinction likelihood for species with smaller body size and/or limited geographical ranges.


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