Gulf Spike

elliptio pullata

The Gulf Spike (Elliptio pullata) is a species of freshwater mussel belonging to the family Unionidae, found in rivers and streams of the southeastern United States. Like other freshwater mussels, it plays a vital role in maintaining the health of aquatic ecosystems by acting as a natural filter, cleaning the water by removing suspended particles and improving water clarity. This species spends most of its life partially buried in the substrate, making it a less conspicuous but incredibly important inhabitant of its freshwater habitat.

生息地: The Gulf Spike inhabits stable substrates of rivers, streams, and occasionally lakes, preferring areas with sand, gravel, or mixed sediments, often in moderate to swift currents.

外見

The Gulf Spike typically possesses a moderately elongated, somewhat elliptical shell, which is usually brownish to dark brown or black in color, often appearing darker with age. The outer surface can be smooth or exhibit faint growth lines and subtle concentric ridges. Its shell is generally compressed to moderately inflated. Adults usually range from 4 to 10 centimeters in length, with the posterior end often slightly pointed or angled, giving it a somewhat 'spiked' appearance from which it derives its common name.

界Animalia門Mollusca綱Bivalvia目Unionida科Unionidae属Elliptio

Gulf Spike

カテゴリ

Invertebrate

レア度

Common

危険度

1/5 · 非常に低い

スナップ

最初にスナップしよう！

おもしろい事実

Despite their sessile nature as adults, mussels are capable of slow movement using their muscular foot, burrowing into the substrate to find suitable conditions and avoid predators.

Freshwater mussels like the Gulf Spike can filter many liters of water per day, significantly improving water quality and clarity in their ecosystems.

The age of a Gulf Spike can often be estimated by counting the concentric growth rings on its shell, similar to tree rings.

The survival of juvenile Gulf Spikes is entirely dependent on finding a suitable fish host for their parasitic larval stage (glochidia), making fish conservation critical for mussel populations.

特殊能力

This mussel is a powerful filter feeder, drawing in water and sifting out microscopic food particles, which significantly contributes to water purification and clarity in its aquatic environment.

Its larval stage, known as glochidia, are obligate parasites on the gills or fins of specific fish hosts, undergoing a metamorphosis before detaching and settling as juvenile mussels.

While adults are largely sessile, they can use a muscular foot to slowly burrow and anchor themselves firmly into the sediment, resisting displacement by water currents.

サイズと詳細

長さ: 4-10 cm
体重: 0.02-0.15 kg
寿命: 10-25 年
一度の産卵数: 20000-80000

食性と食事

The Gulf Spike is a filter feeder, consuming microscopic organic particles suspended in the water column, which include detritus, algae, bacteria, and protozoa.

主な食物

phytoplankton
zooplankton
bacteria
organic detritus
algae

採餌方法

Filtering

生態系とのつながり

host

Largemouth Bass

Micropterus salmoides

The larvae (glochidia) of the Gulf Spike attach to the gills of fish to complete their development.

eaten by

Raccoon

Procyon lotor

Juvenile and adult mussels are preyed upon by various aquatic and semi-aquatic mammals.

food source

Green Algae

Chlorophyta

Mussels feed on microscopic algae present in the water column.

food source

Aquatic Bacteria

Bacteria

Mussels contribute to the nutrient cycling and primary production of aquatic ecosystems.

特徴

このオブジェクトにはまだ特徴バッジが割り当てられていません。

別名

まだ別名はありません。

コレクション

テーマが追加されると、このオブジェクトのコレクションがここに表示されます。

安全性

危険度

1/5 · 非常に低い

まだ特別な安全上の注意はありません。

よくある質問

Gulf Spikeを見分けるには？

Gulf Spikeを識別する最も簡単な方法は、Snappit自然識別アプリを使用することです。

Gulf Spikeの長さは何ですか？

4-10 cm

Gulf Spikeの体重は何ですか？

0.02-0.15 kg

Gulf Spikeの寿命は何ですか？

10-25 年

Gulf Spikeは何を食べますか？

The Gulf Spike is a filter feeder, consuming microscopic organic particles suspended in the water column, which include detritus, algae, bacteria, and protozoa.

Gulf Spikeは通常どこに生息していますか？

The Gulf Spike inhabits stable substrates of rivers, streams, and occasionally lakes, preferring areas with sand, gravel, or mixed sediments, often in moderate to swift currents.

Gulf Spikeはどのように狩りをしますか？

Filtering

Gulf Spikeの一度の産卵数は何ですか？

20000-80000