Refine by
Fish Migration Services
8 services found
by:Altenburg & Wymenga Ecological Consultants based inFeanwâlden, NETHERLANDS
The fragmentation of landscapes reduces the availability of suitable habitat and limits migration of terrestrial species. This is especially the case in densely populated areas or through the construction of roads and other infrastructures. The construction of wildlife crossings, small or large, links habitat patches thus creating a larger continuum. This applies also to ...
by:Witteveen+Bos Consulting Engineers based inDeventer, NETHERLANDS
Some examples of improving nature values include construction of nature-friendly riverbanks, the shallowing of deep lakes, restoration of streams, creation of reed zones, Room for the River, reconfiguration of wetlands, water storage and the creation of spawning areas and fish migration facilities. Witteveen+Bos works on numerous projects of this kind. They are ...
Manufactured by:Aquatic Control Engineering Ltd. based inRampton, UNITED KINGDOM
Water Flow Control has always been the Centre of much debate, whilst necessary in situations to protect flooding of housing and property it has been proven to have negative impacts on fish migration, aquatic flora and fauna, a reduction in habitats for wading birds and marine species. A continued strong focus on reducing and minimising carbon and water footprint ...
Manufactured by:Aquatech Environmental Systems Ltd. based inVancouver Island, BRITISH COLUMBIA (CANADA)
The Sunfish for example could not survive in salt water because it has adapted to live in common ponds and freshwater. Animals living in salty conditions tend to be more tolerant of a wider range of salinity. Many species of fish migrate from salt to freshwater in order to spawn. Salinity at the surface of the water is especially affected by weather. During dry ...
by:Centre for Environment Education (CEE) based inAhmedabad, INDIA
Coastal and marine areas in India and across the world are facing severe negative impacts due to unsustainable developmental activities. The major impacts include degradation of coastal habitats, declining fish stock, polluted marine waters, salinity ingress and inundation by coastal waters. Climate change impacts – particularly sea level rise, storm surges, monsoon pattern ...
by:Sweco based inDe Bilt, NETHERLANDS
Our water must be of excellent quality; it is a source for drinking water, we use it in agriculture and industry, it nourishes nature and is used for recreational purposes. The Water Framework Directive demands ever further improvement of water quality. At the same time, new substances such as residues from medicines constantly deliver new challenges. Sweco can offer specialist expertise and an ...
Manufactured by:ESCORT Sp. z o.o. based inSzczecin, POLAND
Sonar services with an acoustic high resolution ARIS camera. The ARIS multibeam sonar enables an acoustic image analogous to that of an optical camera to be obtained. The resulting acoustic image shows the shape, size and movement of the object under conditions of a lack of visibility in the water. The image is presented on the computer screen in real-time is and simultaneously recorded for later ...
by:Kinnetic Laboratories, Inc based inSanta Cruz, CALIFORNIA (USA)
The complex demands placed on our natural resources may result in changes to ecosystems. As a result, environmental problems arise that require creative and effective solutions. For the past 35 years, Kinnetic Laboratories has proven our ability to plan, implement, and conduct comprehensive biological and ecological studies that studies that encompass a diversity of biological regimes. Studies ...