Results 101 to 110 of about 7,645 (228)

Ecological and physical characteristics of the Te Awa O Katapaki Stream, Flagstaff, Waikato [PDF]

open access: yes, 2001
1. The fish, macroinvertebrates, aquatic vegetation, and water quality indicate that the Te Awa O Katapaki Stream is an unpolluted, pastureland stream that is typical of the Waikato region. 2.
Hicks, Brendan J.   +3 more
core   +1 more source

Detecting long-term occupancy changes in Californian odonates from natural history and citizen science records [PDF]

open access: yes, 2017
In a world of rapid environmental change, effective biodiversity conservation and management relies on our ability to detect changes in species occurrence.
Ball-Damerow, JE   +3 more
core   +1 more source

Dragonflies and Damselflies (Odonata: Insecta) of Keoladeo National Park, Rajasthan, India

open access: yesJournal of Threatened Taxa, 2017
The present study was undertaken to examine the diversity, occurrence and distribution pattern of damselflies and dragonflies (Odonata) in Keoladeo National Park from 2010–2015.
Dheerendra Singh   +2 more
doaj   +1 more source

Contribution to the dragonfly, aquatic beetle and caddisfly fauna of the Jászság, Hungary (Odonata, Coleoptera: Hydradephaga and Hydrophiloidea, Trichoptera) [PDF]

open access: yes, 2004
Collecting data of 17 species of dragonflies and damselflies, 60 species of aquatic beetles and 18 species of caddisflies are given from 17 localities in the Jászság region.
Csabai, Zoltán   +2 more
core  

The story of a small trout fishery [PDF]

open access: yes, 1993
This article relates the experience of creating and developing a fishery in southern England. The fishery was made from a small stream which dries up from time to time, and marks the boundary between a Sussex farm and a large coniferous forest.
Stockton-Worthington, Harriett   +1 more
core  

Using Macroinvertebrates to Test the Water Quality of Lake Nacogdoches [PDF]

open access: yes, 2019
The target of this assessment was to conduct a water quality test on Lake Nacogdoches in Nacogdoches TX. Lake Nacogdoches is operated by the city of Nacogdoches for municipal water supply and recreation.
Conde de Frankenberg, Augusto   +3 more
core   +1 more source

Diversity of damselflies (Zygoptera) in Gorewada International Bio- Park, Nagpur, Central India [PDF]

open access: yesArthropods, 2014
Gorewada International Bio-Park consists of a lake as a major water source, marshy shore and heterogeneity in vegetation. Its geographical location is 21o11'N 79o2'E. Observations are made through walking line transects along the lake border to determine
Patil Kishor Gopal   +2 more
doaj  

A new species of Ischnura (Odonata: Coenagrionidae) from high altitude eastern Andes, of Colombia

open access: yesZoologia (Curitiba), 2012
Ischnura mahechai sp. nov. is described and illustrated based on specimens collected at the Eastern Andean mountain range of Colômbia. The species is close to Ischnura cruzi De Marmels, 1987 but differs from it by the structure of male anal appendages ...
Angelo B. M. Machado
doaj  

A Special Issue on the Diversity, Ecology and Evolution of Dragonflies and Damselflies (Insecta: Odonata)

open access: yesDiversity
The Odonata is an order of insects commonly known as dragonflies and damselflies, with a worldwide distribution except in Antarctica [...]
M. Olalla Lorenzo-Carballa   +1 more
doaj   +1 more source

A revised and updated Odonata checklist of Samoa (Insecta: Odonata) [PDF]

open access: yes, 2013
Odonata records of the Samoan Archipelago are updated and an updated checklist provided. It is part of an ongoing assessment of the fauna, taxonomy and distributionof the Pacific island dragonflies. The checklist follows recent reviews published/prepared
Chinn, Warren   +4 more
core  

Home - About - Disclaimer - Privacy