<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The aim of this paper is to present the results of studies on the phenology of the spawning of fish in two lakes with different degrees of heated waters. The studies performed indicated that heating the waters distinctly hastened fish spawning in comparison to the same species of fish inhabiting waters with normal thermal conditions. Spawning usually occurred two to three weeks earlier in the heated Lake Licheńskie than it did in Lake Ślesińskie, which has waters with a natural thermal regime. Additionally, it was noted that fish spawning lasted longer in waters with higher temperatures.</p></abstract>

The aim of this paper is to present the results of studies on the phenology of the spawning of fish in two lakes with different degrees of heated waters. The studies performed indicated that heating the waters distinctly hastened fish spawning in comparison to the same species of fish inhabiting waters with normal thermal conditions. Spawning usually occurred two to three weeks earlier in the heated Lake Licheńskie than it did in Lake Ślesińskie, which has waters with a natural thermal regime. Additionally, it was noted that fish spawning lasted longer in waters with higher temperatures.

Phenology of fish spawning in two lakes that are heated to different degrees

Department of Hydrobiology, Inland Fisheries Institute, Olsztyn, Poland

Department of Ichthyology, Inland Fisheries Institute in Olsztyn, Poland

Fisheries & Aquatic Life

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Phenology of fish spawning in two lakes that are heated to different degrees"}

The aim of this paper is to present the results of studies on the phenology of the spawning of fish in two lakes with different degrees of heated waters. The...

Phenology of fish spawning in two lakes that are heated to different degrees

Published Online: Aug 02, 2016

Page range: 107 - 110

Received: May 04, 2015

Accepted: Jan 05, 2016

DOI: https://doi.org/10.1515/aopf-2016-0012

Keywords
climate change, fish, heated lakes, reproductive timing, spawning, temperature

© 2016 Archives of Polish Fisheries

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Phenology of fish spawning in two lakes that are heated to different degrees

Published Online: Aug 02, 2016

Page range: 107 - 110

Received: May 04, 2015

Accepted: Jan 05, 2016

DOI: https://doi.org/10.1515/aopf-2016-0012

Keywordsclimate change, fish, heated lakes, reproductive timing, spawning, temperature

© 2016 Archives of Polish Fisheries

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
climate change, fish, heated lakes, reproductive timing, spawning, temperature