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WikiCards · Card list · Nature cards · Marine ecosystem
Uncommon card · Nature
Marine ecosystem, an Uncommon card
Marine ecosystems are the largest of Earth's aquatic ecosystems and exist in waters that have a high salt content.
- Rarity
- Uncommon
- Domain
- Nature
- ATK
- 75
- DEF
- 93
- Power
- 168
- Wikipedia reads a year
- 39,000
Power 168 (ATK + DEF): stronger than 85 % of WikiCards cards.
Marine ecosystem quiz: 3 questions
Three questions on the Marine ecosystem card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
Seawater has an ______ salinity of 35 parts per thousand.
Answer
average. Seawater has an average salinity of 35 parts per thousand. From the Marine ecosystem article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Caribbean. Caribbean 89 · Christian monasticism 85 · European fallow deer 78 · Marine ecosystem 75 ATK in WikiCards.
Which of these Wikipedia articles is read the most in a year?
Answer
Caribbean. Caribbean 980,000 · Christian monasticism 79,000 · Marine ecosystem 39,000 · Coevolution 19,000 Wikipedia reads over a year.
In a duel, each round asks a question like these about the opposing card, with 15 seconds to answer.
The facts on the card
The card carries these facts from its Wikipedia article.
- These contrast with freshwater ecosystems, which have a lower salt content.
- Marine waters cover more than 70% of the surface of the Earth and account for more than 97% of Earth's water supply and 90% of habitable space on Earth.
- Seawater has an average salinity of 35 parts per thousand.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Marine ecosystem article was read about 39,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 75 and blocks with 93: each hit it takes is cut by 37 %.
How to get Marine ecosystem
Open packs. Each pack holds five cards drawn from real Wikipedia articles, the rarest last, and the fifth card is always Rare or better. The odds are shown in the game. A free pack arrives every hour and two can wait, and the Coins you win in duels buy more packs.
More Nature cards
Cards close in power
The cards just above and just below Marine ecosystem in the power ranking, all domains together.
- History of gamesUncommon · History · ATK 81 DEF 87
- Sabine LisickiUncommon · Society · ATK 85 DEF 83
- Binali YıldırımUncommon · History · ATK 87 DEF 81
- Architecture of RussiaUncommon · Arts · ATK 81 DEF 87
- Indian annexation of GoaUncommon · History · ATK 90 DEF 78
- Kutupalong refugee campUncommon · Society · ATK 79 DEF 89
Card lists
- Wikipedia quizNew questions every day
- All cards from A to ZEvery card, by name
- Nature cards
- Legendary cards
- Tier listS and A tiers by power (ATK + DEF)
Credits
Text : Wikipedia, Marine ecosystem (revision), CC BY-SA 4.0. Photo : Betty x1138, CC BY-SA 2.0, Wikimedia Commons.
