Where are bitterling found?

What happened to Breder’s “Pteridophyta”?

Although Breder (1933) claimed it disappeared from this locality shortly after 1925, additional specimens were taken in subsequent years (Greeley 1937), with the last collection made in 1951 (Schmidt et al. 1981).

Why did the bitterling population decline in the Bronx River?

The reported recent decline in population of bitterling in the Bronx River apparently has resulted from a declining freshwater mussel population brought about by water pollution (R. Schmidt to Courtenay, personal communication). Voucher specimens: New York (AMNH 39116, 39117, 42444; CU 5112, 23611, 26823, NYSM 11744, 11746).

What is the difference between silver bream and coarse fish?

The Silver Bream is the smaller of the two, under normal conditions it has a maximum size of just 450g read more Carp Coarse Fish Species Name: Common Carp (Cyprinus carpio)

What is the problem with the Bronx River?

Urban runoff pollution continues to be a serious problem for the river. The Bronx River Watershed Coalition, a partnership of local and state agencies, citizen groups and non-profit organizations, have developed watershed management plans to reduce stormwater pollution and improve water quality.

How did the Bronx River get its name?

It is named after colonial settler Jonas Bronck. Besides the Hutchinson River, the Bronx River is the only fresh water river in New York City. It originally rose in what is now the Kensico Reservoir, in Westchester County north of New York City.

When did they stop dumping sewage in the Bronx River?

Under a November 28, 2006 agreement, the municipalities of Scarsdale, White Plains, Mount Vernon and Greenburgh agreed to stop dumping sewage in the Bronx River by May 1, 2007. Urban runoff pollution continues to be a serious problem for the river.

How many miles long is the Bronx River?

The Bronx River, approximately 24 miles (39 km) long, flows through southeast New York in the United States and drains an area of 38.4 square miles (99 km2). It is named after colonial settler Jonas Bronck.

Why are the fish in the Kimberley in trouble?

It found that the fish are completely reliant on the Kimberley’s wet season floods to complete their breeding cycle; in recent drier years, the population has suffered. There has been debate about using water from the river for agriculture and to grow fodder crops for cattle in the region.

What happened to the sawfish in the Fitzroy River?

Largetooth sawfish have been monitored in Fitzroy River, Western Australia, a primary stronghold for the species, since 2000. In December 2018, the largest recorded mass fish death in the river occurred when more than 40 sawfish died, mainly because of heat and a severe lack of rainfall during a poor wet season.

Are there poriferan body fossils in early Neoproterozoic microbial reefs?

^ Turner, Elizabeth C. (2021). “Possible poriferan body fossils in early Neoproterozoic microbial reefs”. Nature. 596 (7870): 87–91. doi: 10.1038/s41586-021-03773-z. ISSN 0028-0836. PMC 8338550. PMID 34321662.

Does predation by fish help to spread sponges?

Predation by fish may even help to spread sponges by detaching fragments. However, some studies have shown fish showing a preference for non chemically defended sponges, and another study found that high levels of coral predation did predict the presence of chemically defended species.

What are the different genres of fishing?

There are three genres of fishing, or angling as it is commonly known: Coarse, Game and Sea. Coarse angling is fishing for any species of fish other than those that live in the sea and Trout and Salmon. Game fishing pertains to the pursuit of Trout and Salmon. Sea fishing as its name suggests is fishing for species that inhabit the sea.

What is the difference between silver bream and common bream?

The second feature of silver bream is that the eye is slightly larger than that of the common bream, and more importantly, it is set closer to the snout. In DCF’s view, the width of the eye is about the same as the distance of the edge of the eye from the tip of the snout.

What does a silver bream fish look like?

The silver bream is a fairly deep bodied fish with a dark olive-green back, silvery sides and white under belly. The fins are pale and may be tinged pinkish. As young bream and silver bream are very similar a fin ray and scale count may be the only way to distinguish one from the other. read more about Silver Bream PERCH Perca fluviatilis

How do you identify a bream?

It is easy to identify from the four barbels on its face – one in each corner of its… read more Bream Coarse Fish Species Name: Silver Bream (Blicca bjoerkna) Common Bream (Abramis brama) Average Weight: The Silver Bream is the smaller of the two, under normal conditions it has a maximum size of just 450g read more Carp Coarse Fish Species Name:

What does a bream look like?

Read on to learn about the Bream. This fish has silver colored scales and a deep body shape. Its body is also laterally compressed, which means that it is long and tall, but quite narrow.

What body of water separates the Bronx from the Bronx?

The Hudson River separates the Bronx on the west from Alpine, Tenafly and Englewood Cliffs in Bergen County, New Jersey; the Harlem River separates it from the island of Manhattan to the southwest; the East River separates it from Queens to the southeast; and to the east, Long Island Sound separates it from Nassau County in western Long Island.

Where is the Bronx in New York City?

The Bronx is a borough of New York City, coterminous with Bronx County, in the U.S. state of New York, the third-most densely populated county in the United States. It is south of Westchester County; northeast and east of Manhattan, across the Harlem River; and north of Queens, across the East River .

Is the Bronx River a clean waterway?

In the 21st century, environmental groups including the Bronx River Alliance proposed to return the river to its original state as a clean waterway.

What is the name of the river in New York?

The Bronx River ( / brɒŋks / ), approximately 24 miles (39 km) long, flows through southeast New York in the United States and drains an area of 38.4 square miles (99 km 2 ). It is named after colonial settler Jonas Bronck. The Bronx River is the only fresh water river in New York City.

What happened to the Bronx River valley?

The Bronx River valley was nearly turned into an industrial corridor during railroad construction in the 1840s. In 1905 the Bronx River Valley sewer started absorbing some of the worst sewage. At the end of the 19th century, the Bronx River was so polluted by the industrialized city, that people called it an open sewer.

How much waste was dumped in the ocean before 1972?

Although no complete records exist of the volumes and types of materials disposed in ocean waters in the United States prior to 1972, several reports indicate a vast magnitude of historic ocean dumping: more than 100,000 tons of organic chemical wastes. 0.5 million tons of construction and demolition debris.