21 Feb 2013

Spencer discusses invasive plants at local science symposium

In an effort to educate land managers and the public about two plants that are just beginning to invade the Jacksonville area, biologist Jessica Spencer gave a presentation at the 2013 Timucuan Science and History Symposium Jan. 25 in Jacksonville, Fla.

8 Jan 2013

Invasive Species biologists combat explosion of aquatic plant growth

The year 2012 brought many challenges for the Invasive Species Management (ISM) Branch to tackle. Multiple factors led to the highest levels of water hyacinth on Lake Okeechobee since 1986. Water hyacinth invades lakes, ponds, rivers, marshes and other types of wetland habitats. According to the Early Detection and Distribution Mapping System website, water hyacinth can reproduce and quickly form dense floating mats of vegetation, sometimes doubling in size over a two week period. These dense mats reduce light and deplete oxygen levels for submerged plants and aquatic invertebrates.

25 May 2011

Martins Fork Lake overflows with unique park ranger training advantages

SMITH, Ky. (May 25, 2011) – New park rangers rotate through Martins Fork Lake here on one-year assignments because the 340-acre plot of water apparently overflows with an abundance of unique training advantages.

1 Apr 2011

District Monitors Success One Fish at a Time

If suitable habitat is built in the Middle Rio Grande, and river flows are adjusted to more closely mimic natural flows, will the endangered Rio Grande silvery minnow become abundant once again?