The American Automobile Association says that gasoline prices are they lowest they've been for this time of year since 2009, the average price for a gallon of gas was $2.66 on July 31.
Threats to Seagrasses: 1  Natural threats to seagrasses include storms, climate changes such as floods and droughts affecting water salinity, disruption of seagrasses by small predators as they search for food, and grazing by animals such as sea turtles and manatees.eagrasses may be confused with seaweeds (marine algae), but they are not. Seagrasses are vascular plants and reproduce by flowering and producing seeds. Marine algae are classified as protists (which also includes protozoans, prokaryotes, fungi and sponges), are relatively simple and reproduce using spores.
As of October 2009, 1,361 plants and animals in the United States were listed as threatened or endangered. There are many additional species that are currently being evaluated for possible protection under the ESA, and they are called âcandidateâ species. Endangered Species-species that are likely to become extinct throughout all or a large portion of their range. 2  Threatened Species-species that are likely to become endangered in the near future. 3  Critical habitat-vital to the survival of endangered or threatened species.